單項選擇題Fire extinguishers used on ship’s are numbered by size I through V，with I being（）.

A.used for electrical fires only
B.the smallest
C.the most accessible
D.the most effective


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1.單項選擇題Fire dampers prevent the spread of fire by（）.

A.convection
B.conduction
C.radiation
D.direct contact

2.單項選擇題Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by（）.

A.increasing the permeability of the pumproom
B.reduction of drill water from the storage tanks
C.a list caused by water filling the compartment
D.a reduced KG caused by water filling the compartment

3.單項選擇題Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by（）.

A.progressive downflooding
B.reducing the level of drill water from the storage tanks
C.causing a list due to the water in the compartment
D.reducing the KG to minimum allowable

4.單項選擇題Each OSV must carry（）.

A.one category I 406 Mhz satellite EPIRB
B.at least one life buoy on each side of the vessel fitted with a buoyant life line
C.at least 12 rocket parachute flares
D.All of the above

5.單項選擇題Each life preserver must be readily accessible to the person for whom it is intended while he or she is（）.

A.at work，only
B.in his or her berthing area，only
C.BOTH at work and in his or her berthing area
D.None of the above