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单选题
An engine compartment gasoline fire requires which type of extinguisher?（）
A
Carbon dioxide
B
Dry chemical
C
Foam
D
All of the above
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单选题An example of class "A" fire is a/an （）.A
electrical fire in the engine roomB
oil fire in the engine room bilgesC
oil fire involving a grade A petroleum productD
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单选题Combustible material stored in a compartment adjacent to a compartment where there is a fire may be ignitedThis ignition can occur by （）.A
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单选题A diesel engine is similar to a gasoline engine except that the former has no （）.A
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单选题Your vessel is equipped with a fixed C02 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）.A
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Use the fire main system and evacuate the engine roomC
Evacuate the engine room and use the C02 systemD
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单选题When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）A
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Close the fuel line valveC
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单选题Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.A
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