On board supply vessels, a centrifuge is normally used to purify（）

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• Usually, emergency electricity supplies to on board（）

  A . Cargo winch B . Windlass C . Steering gear D . Main air compressor

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• A flooded lifeboat on board a vessel would adversely affect the vessel’s stability by（）.

  A . increasing the righting moment B . decreasing the vessel's displacement C . increasing the reserve buoyancy D . shifting the CG（center of gravity）off center

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• You are kindly requested to supply the necessary tallymen to do（）on board the ship during the discharging of the cargo.

  A . the tallying work B . the lashing work C . the clean work D . the work of opening and closing hatche

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• The capacity of any liferaft on board a vessel can be determined by（）.

  A . examining the Certificate of Inspection B . examining the plate on the outside of the raft container C . referring to the station bill D . referring to the shipping article

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• All personnel on board a vessel should be familiar with the rescue boat’s（）.

  A . boarding and operating procedure B . maintenance schedules C . navigational systems D . fuel consumption rate

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• PLEASE BE ADVISED THE CAPTIONED VESSEL PROVISIONS SUPPLY HAS BEEN DULY ARRANGED AND SHIP CHANDLER WILL GO ON BOARD YR GOOD SHIP TO ATTEND TO THIS AFTER BERTHING. This telex says that （）.

  A . the provisions have been provided on board B . the provisions will be delivered to you C . the shipchandler will go on board your vessel for details D . the provisions have not yet been arranged

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• Any vessel that does not have the necessary certificates on board will （） the Panama Canal．

  A . be heavily fined by B . be ordered to depart from C . not be permitted to transit D . not be required to leave

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• Since the fire is increasing on board the vessel，the Captain orders that the ship be（）.

  A . subtle B . dental C . brittle D . scuttled

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• When transferring survivors from an enclosed lifeboat to a rescue vessel，personnel on board the boat should（）.

  A . remove their life preservers to make it easier to climb on board the rescue vessel B . climb on top of the boat while waiting for their turn to transfer to the rescue vessel C . remain seated inside and make the transfer one person at a time D . enter the water and swim over to the rescue vessel

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• Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency. Drills include all of the following，EXCEPT（）.

  A . testing all alarm and detection systems B . breaking out and using the vessel's emergency equipment C . participation by selected crew members D . one person putting on protective clothing，if the vessel is so equipped

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• If an air compressor is used to supply compressed air to outlets throughout the engine room and on deck of a vessel, the system is known as the （）.

  A、combustion control air system B、supply air system C、ships service air system D、low pressure deck air system

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• Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be（）on board until the vessel’s Certificate of Inspection expires.

  A . consealed B . detained C . contained D . kept

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• Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be kept on board（）.

  A . for 1 year B . for 2 years C . until the next Coast Guard inspection D . until the vessel's Certificate of Inspection expire

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• Which statement is TRUE concerning radiotelephones on board towing vessels?（）

  A . There cannot be a radiotelephone located anywhere except in the wheelhouse B . The officer in charge of the wheelhouse is considered to have the radiotelephone watch C . Only distress messages may be transmitted over channel 13 D . Only the Master of the vessel is allowed to speak over the radiotelephone

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• All handling and stowage of packaged hazardous materials on board a domestic vessel engaged in foreign trade shall be done under the supervision of（）.

  A . a MSA Marine Inspector B . an officer assigned to the vessel by MSA C . a officer from CCS D . the National Cargo Bureau

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• （）of the following statements is INCORRECT regarding a fire and boat drill on board your cargo vessel.

  A . At least one fire and boat drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced B . The Master is responsible in seeing that each lifeboat is lowered to the water at least once in each 6 months C . Lifeboat equipment shall be examined at least once each month to insure that it is complete D . An entry shall be made in the vessel's Official Logbook relative to each fire and boat drill

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• The master is not bound to show in the bill of lading（）of the goods shipped on board his vessel.

  A . the number of packages B . the number of weight C . both the number of packages and of the weight D . neither the number of the packages nor of the weight

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• Which statement is TRUE concerning gasoline vapors on board a vessel（）.

  A . They are heavier than air and will settle in the lowest part of the vessel B . They are lighter than air and will settle in the highest part of the vessel C . They should be vented into the engine to improve combustion D . They should be vented into the wheelhouse

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• When the seller pays for all charges up to an including the loading of a consignment on board the carrying vessel, the term is （）.

  A . A．DDU　　 B . B．FCA C . C．FOB　　 D . D．CIF

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• All inspected vessels on unrestricted ocean routes must have equipment on board for testing an individual’s（）.

  A . blood B . breath C . urine D . All of the above

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• Which portable fire extinguisher should be used on a class C fire on board a vessel?（）

  A . Carbon dioxide B . Water (stored pressure) C . Foam D . Carbon tetrachloride

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• 98. Which weather element cannot be measured accurately while on board a moving vessel?

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• Fire protection regulations for towing vessels require that drills be conducted on board the vessel as if there were an actual emergency．Drills include all of the following，EXCEPT ______．

  A.testing all alarm and detection systems B.breaking out and using the vessel's emergency equipment C.participation by selected crew members D.one person putting on protective clothing，if the vessel is so equipped

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• Which approved lifesaving device is required for each person on board a motor vessel carrying passengers

  A．Life jacket B．Buoyant C．Ring life buoy D．Buoyant vest

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