Uscg Operated Continuously While Vapors May Be Present Vessel Ventalation Flammable Liquid

USCG Safety: Master's License

This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.

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41: Before using a fixed CO2 system to fight an engine room fire, you must __________.

                    
            N                a. secure the engine room ventilation              
                                  
          
            N                b. secure the machinery in the engine room              
                                  
          
            N                c. evacuate all engine room personnel              
                                  
          
            Y                d. All of the above              
                                    
        

136: Which item is NOT required to be marked with the vessel's name?

                                    
              Y                  a. Hand-portable fire extinguisher                
                                        
            
              N                  b. Life preserver                
                                        
            
              N                  c. Immersion suit                
                                        
            
              N                  d. Lifeboat oar                
                                          
          

301: Which factor has the greatest effect on the value of the free surface correction?

                                          
                Y                    a. The width of the tank                  
                                              
              
                N                    b. The length of the tank                  
                                              
              
                N                    c. The draft of the vessel                  
                                              
              
                N                    d. The specific gravity of the liquid in the tank                  
                                                
            

381: What is the meaning of the signal "G0325"?

                                                
                  N                      a. The distance is 325 miles.                    
                                                    
                
                  Y                      b. The longitude is 3�25'.                    
                                                    
                
                  N                      c. The course is 325�.                    
                                                    
                
                  N                      d. Change course to 325�.                    
                                                      
              

433: If passengers are on board when an abandon ship drill is carried out, they should __________.

                                                      
                    Y                        a. take part                      
                                                          
                  
                    N                        b. watch                      
                                                          
                  
                    N                        c. go to their quarters                      
                                                          
                  
                    N                        d. stay out of the way and do what they want                      
                                                            
                

564: If you receive the signal over radiotelephone of "Romeo Papa Tango" while using the International Code of Signals, you should __________.

                                                            
                      N                          a. report to the caller                        
                                                                
                    
                      Y                          b. repeat your last transmission                        
                                                                
                    
                      N                          c. continue since he received your last transmission                        
                                                                
                    
                      N                          d. end the transmission                        
                                                                  
                  

670: Which action will affect the trim of a vessel?

                                                                  
                        N                            a. Moving high weights lower                          
                                                                      
                      
                        N                            b. Adding weight at the tipping center                          
                                                                      
                      
                        Y                            c. Moving a weight forward                          
                                                                      
                      
                        N                            d. All of the above                          
                                                                        
                    

715: Your vessel is taking on fuel when a small leak develops in the hose. You order the pumping stopped. Before you resume pumping, you should __________.

                                                                        
                          N                              a. notify the terminal superintendent                            
                                                                            
                        
                          N                              b. place a large drip pan under the leak and plug the scuppers                            
                                                                            
                        
                          N                              c. repair the hose with a patch                            
                                                                            
                        
                          Y                              d. replace the hose                            
                                                                              
                      

920: If a vessel lists to port, the center of buoyancy will __________.

                                                                              
                            Y                                a. move to port                              
                                                                                  
                          
                            N                                b. move to starboard                              
                                                                                  
                          
                            N                                c. move directly down                              
                                                                                  
                          
                            N                                d. stay in the same position                              
                                                                                    
                        

1003: You are on a vessel that has a metacentric height of 4 feet, and a beam of 50 feet. What can you expect the rolling period of the vessel to be?

                                                                                    
                              N                                  a. 10.0 seconds                                
                                                                                        
                            
                              N                                  b. 10.5 seconds                                
                                                                                        
                            
                              Y                                  c. 11.0 seconds                                
                                                                                        
                            
                              N                                  d. 11.5 seconds                                
                                                                                          
                          

1052: The danger associated with using carbon dioxide in an enclosed space is __________.

                                                                                          
                                N                                    a. frostbite                                  
                                                                                              
                              
                                N                                    b. skin burns                                  
                                                                                              
                              
                                Y                                    c. asphyxiation                                  
                                                                                              
                              
                                N                                    d. an explosive reaction                                  
                                                                                                
                            

1172: What could result in an incorrect oxygen concentration reading on the oxygen indicator?

                                                                                                
                                  N                                      a. Exposure to carbon dioxide for no more than 1 minute                                    
                                                                                                    
                                
                                  Y                                      b. Exposure to carbon dioxide for more than 10 minutes                                    
                                                                                                    
                                
                                  N                                      c. Exposure to a very low concentration of sulfur dioxide for  no more than 2 minutes                                    
                                                                                                    
                                
                                  N                                      d. None of the above                                    
                                                                                                      
                              

1238: When attempting to enter a compartment containing a fire, which method of applying water is best?

                                                                                                      
                                    N                                        a. High-velocity fog stream directed toward the overhead                                      
                                                                                                          
                                  
                                    N                                        b. Straight stream directed into the center of the fire                                      
                                                                                                          
                                  
                                    Y                                        c. Sweeping the compartment with a fog stream                                      
                                                                                                          
                                  
                                    N                                        d. Solid stream directed toward the overhead                                      
                                                                                                            
                                

1318: The most effective fire extinguishing agent to use on burning linen is __________.

                                                                                                            
                                      Y                                          a. water                                        
                                                                                                                
                                    
                                      N                                          b. carbon dioxide                                        
                                                                                                                
                                    
                                      N                                          c. dry chemical                                        
                                                                                                                
                                    
                                      N                                          d. foam                                        
                                                                                                                  
                                  

1390: Which sequence is correct when launching a lifeboat stowed in gravity davits?

                                                                                                                  
                                        N                                            a. Release gripes, turn on emergency disconnect switch, release frapping lines                                          
                                                                                                                      
                                      
                                        N                                            b. Release tricing pennants, turn on emergency disconnect switch, release frapping lines                                          
                                                                                                                      
                                      
                                        N                                            c. Operate limit switches, release gripes, lift brake                                          
                                                                                                                      
                                      
                                        Y                                            d. Release gripes, lift brake, release tricing pennants                                          
                                                                                                                        
                                    

1435: After the initial cleaning of flue gas in an inert gas system the gas is passed through what device for final cleaning?

                                                                                                                        
                                          N                                              a. Scrubber                                            
                                                                                                                            
                                        
                                          Y                                              b. Demister                                            
                                                                                                                            
                                        
                                          N                                              c. Deck water seal                                            
                                                                                                                            
                                        
                                          N                                              d. Final filter                                            
                                                                                                                              
                                      

1446: A vessel's mean draft is 29'-07". At this draft, the TPI is 152. The mean draft after loading 1360 tons will be __________.

                                                                                                                              
                                            N                                                a. 29'-09"                                              
                                                                                                                                  
                                          
                                            N                                                b. 29'-11"                                              
                                                                                                                                  
                                          
                                            Y                                                c. 30'-04"                                              
                                                                                                                                  
                                          
                                            N                                                d. 30'-07"                                              
                                                                                                                                    
                                        

1458: Your vessel displaces 14,500 tons, with a longitudinal CG 247.5 ft. aft of the FP. If you pump 80 tons of ballast from forward to aft through a distance of 480 feet, your new CG will be __________.

                                                                                                                                    
                                              N                                                  a. 244.85 feet aft of FP                                                
                                                                                                                                        
                                            
                                              N                                                  b. 246.22 feet aft of FP                                                
                                                                                                                                        
                                            
                                              N                                                  c. 248.87 feet aft of FP                                                
                                                                                                                                        
                                            
                                              Y                                                  d. 250.15 feet aft of FP                                                
                                                                                                                                          
                                          

1473: You are in a lifeboat when you sight the stars as shown. You will be heading due north when you head for Polaris which is indicated by which letter? (D005SA )

                                                                                                                                          
                                                N                                                    a. A                                                  
                                                                                                                                              
                                              
                                                N                                                    b. B                                                  
                                                                                                                                              
                                              
                                                N                                                    c. D                                                  
                                                                                                                                              
                                              
                                                Y                                                    d. E                                                  
                                                                                                                                                
                                            

1487: A vessel's heavy displacement is 24,500 tons with light displacement of 13,300 tons. Fully loaded it carries 300 tons of fuel and stores. What is the vessel's deadweight?

                                                                                                                                                
                                                  N                                                      a. 10,900 tons                                                    
                                                                                                                                                    
                                                
                                                  Y                                                      b. 11,200 tons                                                    
                                                                                                                                                    
                                                
                                                  N                                                      c. 13,000 tons                                                    
                                                                                                                                                    
                                                
                                                  N                                                      d. 24,200 tons                                                    
                                                                                                                                                      
                                              

1713: Line throwing equipment should NOT be operated __________.

                                                                                                                                                      
                                                    N                                                        a. during a rain storm                                                      
                                                                                                                                                          
                                                  
                                                    Y                                                        b. in an explosive atmosphere                                                      
                                                                                                                                                          
                                                  
                                                    N                                                        c. near a liferaft canister                                                      
                                                                                                                                                          
                                                  
                                                    N                                                        d. by other than licensed officers                                                      
                                                                                                                                                            
                                                

1771: The Sailing Plan, required by vessels participating in AMVER, should be sent __________.

                                                                                                                                                            
                                                      N                                                          a. 24 hours prior to departure                                                        
                                                                                                                                                                
                                                    
                                                      Y                                                          b. within a few hours before or after departure                                                        
                                                                                                                                                                
                                                    
                                                      N                                                          c. 24 hours after departure                                                        
                                                                                                                                                                
                                                    
                                                      N                                                          d. after the first position report                                                        
                                                                                                                                                                  
                                                  

1843: With what other stations may portable survival craft transceivers communicate?

                                                                                                                                                                  
                                                        N                                                            a. Communication is permitted between survival craft.                                                          
                                                                                                                                                                      
                                                      
                                                        N                                                            b. Communication is permitted between survival craft and ship.                                                          
                                                                                                                                                                      
                                                      
                                                        N                                                            c. Communication is permitted between survival craft and rescue unit.                                                          
                                                                                                                                                                      
                                                      
                                                        Y                                                            d. All of the above                                                          
                                                                                                                                                                        
                                                    

1885: In the case of an injury causing a person to be incapacitated, the Master or person in charge of a mobile offshore drilling unit must submit a report to the __________.

                                                                                                                                                                        
                                                          Y                                                              a. nearest Marine Safety or Marine Inspection Office                                                            
                                                                                                                                                                            
                                                        
                                                          N                                                              b. nearest hospital                                                            
                                                                                                                                                                            
                                                        
                                                          N                                                              c. Department of Energy                                                            
                                                                                                                                                                            
                                                        
                                                          N                                                              d. American Bureau of Shipping                                                            
                                                                                                                                                                              
                                                      

1941: On offshore drilling units, boat drills must be conducted at least __________.

                                                                                                                                                                              
                                                            Y                                                                a. monthly                                                              
                                                                                                                                                                                  
                                                          
                                                            N                                                                b. quarterly                                                              
                                                                                                                                                                                  
                                                          
                                                            N                                                                c. daily                                                              
                                                                                                                                                                                  
                                                          
                                                            N                                                                d. annually                                                              
                                                                                                                                                                                    
                                                        

2072: By regulation, cargo tank atmosphere must be inert before and during which operation?

                                                                                                                                                                                    
                                                              N                                                                  a. stripping                                                                
                                                                                                                                                                                        
                                                            
                                                              N                                                                  b. topping off                                                                
                                                                                                                                                                                        
                                                            
                                                              N                                                                  c. gravitating                                                                
                                                                                                                                                                                        
                                                            
                                                              Y                                                                  d. All of the above                                                                
                                                                                                                                                                                          
                                                          

2176: According to regulations, cargo pump rooms, on the tank vessels handling grades A, B, or C liquid cargo, shall be equipped with power ventilation of the exhaust type having capacity sufficient to effect a complete change of air in not more than __________.

                                                                                                                                                                                          
                                                                N                                                                    a. 1 minute                                                                  
                                                                                                                                                                                              
                                                              
                                                                N                                                                    b. 2 minutes                                                                  
                                                                                                                                                                                              
                                                              
                                                                Y                                                                    c. 3 minutes                                                                  
                                                                                                                                                                                              
                                                              
                                                                N                                                                    d. 5 minutes                                                                  
                                                                                                                                                                                                
                                                            

2371: What does the term "head" mean when applied to a fire pump?

                                                                                                                                                                                                
                                                                  N                                                                      a. Length of the discharge pipe                                                                    
                                                                                                                                                                                                    
                                                                
                                                                  N                                                                      b. Height of the discharge pipe                                                                    
                                                                                                                                                                                                    
                                                                
                                                                  Y                                                                      c. Difference between the discharge and suction pressures                                                                    
                                                                                                                                                                                                    
                                                                
                                                                  N                                                                      d. Sum of discharge and suction pressures                                                                    
                                                                                                                                                                                                      
                                                              

2492: At sea, you are approaching a small vessel and see that it has the signal flag "P" hoisted. What should you do?

                                                                                                                                                                                                      
                                                                    N                                                                        a. Proceed on present course and speed since the vessel is stopped and making no way through the water.                                                                      
                                                                                                                                                                                                          
                                                                  
                                                                    N                                                                        b. Keep clear of the vessel because it has a diver down.                                                                      
                                                                                                                                                                                                          
                                                                  
                                                                    N                                                                        c. Attempt to call the vessel on VHF radiotelephone because someone on board requires medical assistance.                                                                      
                                                                                                                                                                                                          
                                                                  
                                                                    Y                                                                        d. Approach with caution because the vessel is a fishing vessel and its nets are fouled on an obstruction.                                                                      
                                                                                                                                                                                                            
                                                                

2506: Grade E combustible liquids are those having flash points of __________.

                                                                                                                                                                                                            
                                                                      N                                                                          a. 80�F or less                                                                        
                                                                                                                                                                                                                
                                                                    
                                                                      N                                                                          b. greater than 80�F and less than 115�F                                                                        
                                                                                                                                                                                                                
                                                                    
                                                                      N                                                                          c. greater than 115�F and less than 150�F                                                                        
                                                                                                                                                                                                                
                                                                    
                                                                      Y                                                                          d. 150�F or greater                                                                        
                                                                                                                                                                                                                  
                                                                  

2517: When may a personnel net be used to bring heavy equipment aboard an offshore drilling unit?

                                                                                                                                                                                                                  
                                                                        N                                                                            a. Only when the seas are calm                                                                          
                                                                                                                                                                                                                      
                                                                      
                                                                        N                                                                            b. Only during rough weather                                                                          
                                                                                                                                                                                                                      
                                                                      
                                                                        N                                                                            c. Only when there are no personnel in the net                                                                          
                                                                                                                                                                                                                      
                                                                      
                                                                        Y                                                                            d. Never                                                                          
                                                                                                                                                                                                                        
                                                                    

2524: What characteristic determines when a grade "C" product will start to vaporize?

                                                                                                                                                                                                                        
                                                                          N                                                                              a. Its filling density                                                                            
                                                                                                                                                                                                                            
                                                                        
                                                                          N                                                                              b. Its ignition point                                                                            
                                                                                                                                                                                                                            
                                                                        
                                                                          N                                                                              c. The flammable range                                                                            
                                                                                                                                                                                                                            
                                                                        
                                                                          Y                                                                              d. Its flash point                                                                            
                                                                                                                                                                                                                              
                                                                      

2561: The weight of the loaded personnel carrier, when transferring personnel from a MODU with a crane, must not exceed __________.

                                                                                                                                                                                                                              
                                                                            N                                                                                a. 2/3 of the static rated load at the lift radius                                                                              
                                                                                                                                                                                                                                  
                                                                          
                                                                            N                                                                                b. 1/2 of the static rated load at the lift radius                                                                              
                                                                                                                                                                                                                                  
                                                                          
                                                                            N                                                                                c. 1/5 of the breaking strength of the hoist rope times the parts of the line used                                                                              
                                                                                                                                                                                                                                  
                                                                          
                                                                            Y                                                                                d. 1/10 of the breaking strength of the hoist rope times the parts of line used                                                                              
                                                                                                                                                                                                                                    
                                                                        

2694: The heading of a vessel is indicated by what part of the compass?

                                                                                                                                                                                                                                    
                                                                              N                                                                                  a. Card                                                                                
                                                                                                                                                                                                                                        
                                                                            
                                                                              N                                                                                  b. Needle                                                                                
                                                                                                                                                                                                                                        
                                                                            
                                                                              Y                                                                                  c. Lubber's line                                                                                
                                                                                                                                                                                                                                        
                                                                            
                                                                              N                                                                                  d. Gimbals                                                                                
                                                                                                                                                                                                                                          
                                                                          

2717: Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible MODU increase the unit's __________.

                                                                                                                                                                                                                                          
                                                                                N                                                                                    a. tank capacities                                                                                  
                                                                                                                                                                                                                                              
                                                                              
                                                                                Y                                                                                    b. stability in the event of damage                                                                                  
                                                                                                                                                                                                                                              
                                                                              
                                                                                N                                                                                    c. towing speed                                                                                  
                                                                                                                                                                                                                                              
                                                                              
                                                                                N                                                                                    d. anchor holding ratio                                                                                  
                                                                                                                                                                                                                                                
                                                                            

3080: When inspecting a tank barge to see that it has all the required fire extinguishers and other safety items aboard, which of the following is the best source for determining what is required?

                                                                                                                                                                                                                                                
                                                                                  N                                                                                      a. The supervisor in charge of the dock to which the barge is  tied up                                                                                    
                                                                                                                                                                                                                                                    
                                                                                
                                                                                  N                                                                                      b. Part 38 of the Rules and Regulations for Tank Vessels                                                                                    
                                                                                                                                                                                                                                                    
                                                                                
                                                                                  Y                                                                                      c. The Certificate of Inspection of the barge                                                                                    
                                                                                                                                                                                                                                                    
                                                                                
                                                                                  N                                                                                      d. The local fire marshal                                                                                    
                                                                                                                                                                                                                                                      
                                                                              

3573: The DEEP DRILLER in transit is level at 23.0 feet draft. Strong winds are blowing from the starboard. A careful load form calculation determines that the TCG is 2.0 feet to starboard. What is the value of the wind heeling moment?

                                                                                                                                                                                                                                                      
                                                                                    N                                                                                        a. 4,339 foot-long tons                                                                                      
                                                                                                                                                                                                                                                          
                                                                                  
                                                                                    Y                                                                                        b. 26,033 foot-long tons                                                                                      
                                                                                                                                                                                                                                                          
                                                                                  
                                                                                    N                                                                                        c. 39,050 foot-long tons                                                                                      
                                                                                                                                                                                                                                                          
                                                                                  
                                                                                    N                                                                                        d. 78,099 foot-long tons                                                                                      
                                                                                                                                                                                                                                                            
                                                                                

3640: How should the number "2" be pronounced when spoken on the radiotelephone?

                                                                                                                                                                                                                                                            
                                                                                      N                                                                                          a. NUM-BER-TOO                                                                                        
                                                                                                                                                                                                                                                                
                                                                                    
                                                                                      Y                                                                                          b. BEES-SOH-TOO                                                                                        
                                                                                                                                                                                                                                                                
                                                                                    
                                                                                      N                                                                                          c. DOS-SOH-TU                                                                                        
                                                                                                                                                                                                                                                                
                                                                                    
                                                                                      N                                                                                          d. NEM-MARL-TWO                                                                                        
                                                                                                                                                                                                                                                                  
                                                                                  

3757: What are the symptoms of sun stroke?

                                                                                                                                                                                                                                                                  
                                                                                        N                                                                                            a. Temperature falls below normal, pulse is rapid and feeble,  skin is cold and clammy.                                                                                          
                                                                                                                                                                                                                                                                      
                                                                                      
                                                                                        Y                                                                                            b. Temperature is high, pulse is strong and rapid, skin is hot and dry.                                                                                          
                                                                                                                                                                                                                                                                      
                                                                                      
                                                                                        N                                                                                            c. Temperature is high, pulse is slow and feeble, skin is clammy.                                                                                          
                                                                                                                                                                                                                                                                      
                                                                                      
                                                                                        N                                                                                            d. Temperature falls below normal, pulse is rapid, skin is clammy.                                                                                          
                                                                                                                                                                                                                                                                        
                                                                                    

3936: After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?

                                                                                                                                                                                                                                                                        
                                                                                          N                                                                                              a. Open equipment pack.                                                                                            
                                                                                                                                                                                                                                                                            
                                                                                        
                                                                                          N                                                                                              b. Issue anti-seasickness medicine.                                                                                            
                                                                                                                                                                                                                                                                            
                                                                                        
                                                                                          Y                                                                                              c. Get clear of the ship.                                                                                            
                                                                                                                                                                                                                                                                            
                                                                                        
                                                                                          N                                                                                              d. Dry the liferaft floor and inflate.                                                                                            
                                                                                                                                                                                                                                                                              
                                                                                      

3953: To turn over a liferaft that is floating upside down, you should pull on the __________.

                                                                                                                                                                                                                                                                              
                                                                                            N                                                                                                a. canopy                                                                                              
                                                                                                                                                                                                                                                                                  
                                                                                          
                                                                                            N                                                                                                b. manropes                                                                                              
                                                                                                                                                                                                                                                                                  
                                                                                          
                                                                                            N                                                                                                c. sea painter                                                                                              
                                                                                                                                                                                                                                                                                  
                                                                                          
                                                                                            Y                                                                                                d. righting lines                                                                                              
                                                                                                                                                                                                                                                                                    
                                                                                        

4035: The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KGL?

                                                                                                                                                                                                                                                                                    
                                                                                              N                                                                                                  a. 52.60 feet                                                                                                
                                                                                                                                                                                                                                                                                        
                                                                                            
                                                                                              N                                                                                                  b. 53.65 feet                                                                                                
                                                                                                                                                                                                                                                                                        
                                                                                            
                                                                                              Y                                                                                                  c. 54.32 feet                                                                                                
                                                                                                                                                                                                                                                                                        
                                                                                            
                                                                                              N                                                                                                  d. 54.92 feet                                                                                                
                                                                                                                                                                                                                                                                                          
                                                                                          

4131: While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), a severe storm threatens. What is the improvement in KGL if all the mud is dumped?

                                                                                                                                                                                                                                                                                          
                                                                                                N                                                                                                    a. 4.59 feet                                                                                                  
                                                                                                                                                                                                                                                                                              
                                                                                              
                                                                                                N                                                                                                    b. 3.27 feet                                                                                                  
                                                                                                                                                                                                                                                                                              
                                                                                              
                                                                                                N                                                                                                    c. 2.37 feet                                                                                                  
                                                                                                                                                                                                                                                                                              
                                                                                              
                                                                                                Y                                                                                                    d. 1.60 feet                                                                                                  
                                                                                                                                                                                                                                                                                                
                                                                                            

4146: The follow-up gear on an electro-hydraulic steering gear __________.

                                                                                                                                                                                                                                                                                                
                                                                                                  N                                                                                                      a. relieves excessive fluid pressure                                                                                                    
                                                                                                                                                                                                                                                                                                    
                                                                                                
                                                                                                  Y                                                                                                      b. takes the pump off stroke when the desired rudder angle is  attained                                                                                                    
                                                                                                                                                                                                                                                                                                    
                                                                                                
                                                                                                  N                                                                                                      c. synchronizes wheel position with the rudder position                                                                                                    
                                                                                                                                                                                                                                                                                                    
                                                                                                
                                                                                                  N                                                                                                      d. returns the rudder to mid-position when the wheel is released                                                                                                    
                                                                                                                                                                                                                                                                                                      
                                                                                              

4220: You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after a total of twelve days. You will consume 39 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.025, and the average TPI is 49. What is the minimum freeboard required at the start of the voyage? (Get Table Data)

                                                                                                                                                                                                                                                                                                      
                                                                                                    Y                                                                                                        a. 90 inches                                                                                                      
                                                                                                                                                                                                                                                                                                          
                                                                                                  
                                                                                                    N                                                                                                        b. 87 inches                                                                                                      
                                                                                                                                                                                                                                                                                                          
                                                                                                  
                                                                                                    N                                                                                                        c. 80 inches                                                                                                      
                                                                                                                                                                                                                                                                                                          
                                                                                                  
                                                                                                    N                                                                                                        d. 77 inches                                                                                                      
                                                                                                                                                                                                                                                                                                            
                                                                                                

4341: The COASTAL DRILLER is elevated to an air gap of 25 feet in 250 feet of water. The current is 2 knots and the waves are 30 feet. The maximum leg reaction is 6,120 kips. What is the maximum wind for drilling operations?

                                                                                                                                                                                                                                                                                                            
                                                                                                      N                                                                                                          a. 100 knots                                                                                                        
                                                                                                                                                                                                                                                                                                                
                                                                                                    
                                                                                                      N                                                                                                          b. 70 knots                                                                                                        
                                                                                                                                                                                                                                                                                                                
                                                                                                    
                                                                                                      N                                                                                                          c. 60 knots                                                                                                        
                                                                                                                                                                                                                                                                                                                
                                                                                                    
                                                                                                      Y                                                                                                          d. 40 knots                                                                                                        
                                                                                                                                                                                                                                                                                                                  
                                                                                                  

4401: Use of air gaps in excess of that stated in the Limits of Elevated Service for the COASTAL DRILLER could result in __________.

                                                                                                                                                                                                                                                                                                                  
                                                                                                        N                                                                                                            a. the hull being in the storm wave zone                                                                                                          
                                                                                                                                                                                                                                                                                                                      
                                                                                                      
                                                                                                        Y                                                                                                            b. increased overturning moments                                                                                                          
                                                                                                                                                                                                                                                                                                                      
                                                                                                      
                                                                                                        N                                                                                                            c. reduced exposed area                                                                                                          
                                                                                                                                                                                                                                                                                                                      
                                                                                                      
                                                                                                        N                                                                                                            d. increased static leg loading                                                                                                          
                                                                                                                                                                                                                                                                                                                        
                                                                                                    

5479: The purpose of the inclining experiment on a vessel is to determine the __________.

                                                                                                                                                                                                                                                                                                                        
                                                                                                          Y                                                                                                              a. location of the center of gravity of the light ship                                                                                                            
                                                                                                                                                                                                                                                                                                                            
                                                                                                        
                                                                                                          N                                                                                                              b. position of the center of buoyancy                                                                                                            
                                                                                                                                                                                                                                                                                                                            
                                                                                                        
                                                                                                          N                                                                                                              c. position of the metacenter                                                                                                            
                                                                                                                                                                                                                                                                                                                            
                                                                                                        
                                                                                                          N                                                                                                              d. maximum load line                                                                                                            
                                                                                                                                                                                                                                                                                                                              
                                                                                                      

5521: Prior to magnetic particle inspection of anchor chain, the chain should be __________.

                                                                                                                                                                                                                                                                                                                              
                                                                                                            N                                                                                                                a. degaussed                                                                                                              
                                                                                                                                                                                                                                                                                                                                  
                                                                                                          
                                                                                                            N                                                                                                                b. demagnetized                                                                                                              
                                                                                                                                                                                                                                                                                                                                  
                                                                                                          
                                                                                                            N                                                                                                                c. soaked                                                                                                              
                                                                                                                                                                                                                                                                                                                                  
                                                                                                          
                                                                                                            Y                                                                                                                d. sandblasted                                                                                                              
                                                                                                                                                                                                                                                                                                                                    
                                                                                                        

6107: The preferred agent used in fighting a helicopter crash fire on a MODU is __________.

                                                                                                                                                                                                                                                                                                                                    
                                                                                                              N                                                                                                                  a. CO2                                                                                                                
                                                                                                                                                                                                                                                                                                                                        
                                                                                                            
                                                                                                              N                                                                                                                  b. dry chemical                                                                                                                
                                                                                                                                                                                                                                                                                                                                        
                                                                                                            
                                                                                                              N                                                                                                                  c. water                                                                                                                
                                                                                                                                                                                                                                                                                                                                        
                                                                                                            
                                                                                                              Y                                                                                                                  d. foam                                                                                                                
                                                                                                                                                                                                                                                                                                                                          
                                                                                                          

6115: If a mobile offshore drilling rig has four hand portable fire extinguishers that can be recharged by personnel on the unit, how many spare charges must be carried?

                                                                                                                                                                                                                                                                                                                                          
                                                                                                                N                                                                                                                    a. 1                                                                                                                  
                                                                                                                                                                                                                                                                                                                                              
                                                                                                              
                                                                                                                Y                                                                                                                    b. 2                                                                                                                  
                                                                                                                                                                                                                                                                                                                                              
                                                                                                              
                                                                                                                N                                                                                                                    c. 3                                                                                                                  
                                                                                                                                                                                                                                                                                                                                              
                                                                                                              
                                                                                                                N                                                                                                                    d. 4                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                
                                                                                                            

6115: If a mobile offshore drilling rig has four hand portable fire extinguishers that can be recharged by personnel on the unit, how many spare charges must be carried?

                                                                                                                                                                                                                                                                                                                                                
                                                                                                                  N                                                                                                                      a. 1                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                
                                                                                                                  Y                                                                                                                      b. 2                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                
                                                                                                                  N                                                                                                                      c. 3                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                
                                                                                                                  N                                                                                                                      d. 4                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                      
                                                                                                              

8073: A person who holds a foreign license can serve as the ballast control operator to meet manning requirements on a MODU on waters outside U.S. jurisdiction until the __________.

                                                                                                                                                                                                                                                                                                                                                      
                                                                                                                    N                                                                                                                        a. MODU's contract is completed                                                                                                                      
                                                                                                                                                                                                                                                                                                                                                          
                                                                                                                  
                                                                                                                    N                                                                                                                        b. Certificate of Inspection is renewed                                                                                                                      
                                                                                                                                                                                                                                                                                                                                                          
                                                                                                                  
                                                                                                                    Y                                                                                                                        c. MODU returns to a U.S. port                                                                                                                      
                                                                                                                                                                                                                                                                                                                                                          
                                                                                                                  
                                                                                                                    N                                                                                                                        d. Operations Manual is revised                                                                                                                      
                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                

8213: What fitting should you install in the rig piping to a pump to facilitate disconnecting the pump for servicing?

                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                      N                                                                                                                          a. Coupling                                                                                                                        
                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                    
                                                                                                                      Y                                                                                                                          b. Union                                                                                                                        
                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                    
                                                                                                                      N                                                                                                                          c. Flange                                                                                                                        
                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                    
                                                                                                                      N                                                                                                                          d. Nipple                                                                                                                        
                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                  

8377: What factor is essential to the proper operation of a radiator cooled engine?

                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                        N                                                                                                                            a. Cooling water pressure                                                                                                                          
                                                                                                                                                                                                                                                                                                                                                                      
                                                                                                                      
                                                                                                                        N                                                                                                                            b. Jacket water treatment                                                                                                                          
                                                                                                                                                                                                                                                                                                                                                                      
                                                                                                                      
                                                                                                                        Y                                                                                                                            c. Air flow through the radiator                                                                                                                          
                                                                                                                                                                                                                                                                                                                                                                      
                                                                                                                      
                                                                                                                        N                                                                                                                            d. Low heat of combustion                                                                                                                          
                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                    

8405: The most serious effect of oxygen retained in a diesel engine jacket water cooling system is that it __________.

                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                          Y                                                                                                                              a. causes corrosion                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                        
                                                                                                                          N                                                                                                                              b. reduces the effectiveness of the coolant                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                        
                                                                                                                          N                                                                                                                              c. can form air pockets which exclude coolant contact with hot surfaces                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                        
                                                                                                                          N                                                                                                                              d. accelerates formation of hydrogen peroxide deposits                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                      

8702: An oil fire is classified as class __________.

                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                            N                                                                                                                                a. D                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                          
                                                                                                                            N                                                                                                                                b. C                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                          
                                                                                                                            Y                                                                                                                                c. B                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                          
                                                                                                                            N                                                                                                                                d. A                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                        

8837: A jack-up with a calculated moment to change list one inch (MCL1") of 1,200 foot-kips intends to transfer 100 kips of weight in a transverse direction. How far should the weight be transferred to change the draft on the port side from 11.5 to 11.0 feet?

                                                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                              N                                                                                                                                  a. 12 feet                                                                                                                                
                                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                            
                                                                                                                              N                                                                                                                                  b. 48 feet                                                                                                                                
                                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                            
                                                                                                                              N                                                                                                                                  c. 120 feet                                                                                                                                
                                                                                                                                                                                                                                                                                                                                                                                        
                                                                                                                            
                                                                                                                              Y                                                                                                                                  d. 144 feet                                                                                                                                
                                                                                                                                                                                                                                                                                                                                                                                          
                                                                                                                          

9443: The magnitude of a moment is the product of the force and __________.

                                                                                                                                                                                                                                                                                                                                                                                          
                                                                                                                                N                                                                                                                                    a. time                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                              
                                                                                                                                Y                                                                                                                                    b. lever arm                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                              
                                                                                                                                N                                                                                                                                    c. displacement                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                              
                                                                                                                                N                                                                                                                                    d. angle of inclination                                                                                                                                  
                                                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                            

9451: Initial stability is indicated by __________.

                                                                                                                                                                                                                                                                                                                                                                                                
                                                                                                                                  Y                                                                                                                                      a. GM                                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                                
                                                                                                                                  N                                                                                                                                      b. KM                                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                                
                                                                                                                                  N                                                                                                                                      c. Deck load                                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                                                                    
                                                                                                                                
                                                                                                                                  N                                                                                                                                      d. Maximum allowed KG                                                                                                                                    
                                                                                                                                                                                                                                                                                                                                                                                                      
                                                                                                                              

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