單項選擇題Radiation spreads a fire by（）.

A.transferring heat across an unobstructed space
B.heated gases flowing through ventilation systems
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ship's metal


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1.單項選擇題Prior to getting underway，the Master or person in charge of a ship must（）.

A.conduct a fire drill
B.conduct a boat drill
C.log the fore and aft draft marks
D.test the emergency generator

2.單項選擇題Portable foam type fire extinguishers are most effective on（）.

A.mattress fires
B.oil fires
C.wood fires
D.All of the above

3.單項選擇題Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge（）.

A.only when fully loaded
B.if one or more tanks are full
C.when transferring cargo
D.only when the barge is being towed

4.單項選擇題Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of（）.

A.the CO2 being inhaled by personnel
B.reflash of burning liquids
C.vapor condensation on the extinguisher
D.the discharge causing a static spark

5.單項選擇題Overhauling a fire in the living quarters on a vessel must include（）.

A.opening dead spaces to check for heat or fire
B.evacuation of the vessel
C.sounding the all clear signal
D.operation of the emergency generator