單項選擇題Kapok life jackets should not be（）.

A.stowed near open flame or where smoking is permitted
B.used as seats, pillows, or foot rests
C.left on open decks
D.All of the above


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1.單項選擇題Keeping the draft at or below the load line mark will insure that the vesselhas adequate（）.

A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods

2.單項選擇題Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed space, such as in the pumproom, provided that the（）.

A.persons in the space wear gas masks
B.persons in the space wear damp cloths over their mouths and nostrils
C.ventilation system is secured and all persons leave the space
D.ventilation system is kept operating

3.單項選擇題Leeway is the（）.

A.difference between the true course and the compass course
B.momentum of a vessel after her engines have been stopped
C.lateral movement of a vessel downwind of her intended course
D.displa ement of a vessel multiplied by her speed

4.單項選擇題Life jackets should be marked with the（）.

A.maximum weight allowed
B.stowage space assigned
C.vessel's home port
D.vessel's name

5.單項選擇題Life preservers must be marked with the（）.

A.stowage space assigned
B.vessel's name
C.vessel's home port
D.maximum weight allowed