单项选择题

When welding or burning aboard a vessel, you must be certain that the space （）.

A.is properly vented
B.contains no explosive fumes
C.has no oil in the bilges
D.all of the above

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单项选择题

The most likely place for a fire to start through the process of spontaneous combustion is in （）.

A.an electrical switchboard
B.the pressure tanks
C.the fuel oil tanks
D.the oily rag bin

单项选择题

Which of the circumstances listed is an exception to the garbage discharge requirements in Annex V to MARPOL 73/78?（）

A.The garbage to be discharged will sink
B.Garbage accumulation onboard has exceeded storage space
C.A person falls overboard, and a plastic ice chest is thrown for flotation
D.The destination port or terminal cannot receive garbage

单项选择题

In which of the areas listed is a fire resulting from spontaneous combustion most likely to occur?（）

A.Engine room bilges
B.Paint locker
C.Battery storage locker
D.Fuel oil tank