單項選擇題Your ship has run aground and it is necessary to determine whether or not a compartment has floodedTherefore, you should （）.

A.open the watertight door and take a quick look
B.open the hatch dogs on the side away from the hinges
C.tap the bulkhead with a hammer to check for a water level
D.feel the bulkhead to see if it is hot


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1.單項選擇題One precaution to take prior to working in a freshly painted compartment where there are an excessive amount of paint fumes, is to （）.

A.take shallow breaths of air
B.ventilate the area
C.wear a breathing apparatus while working
D.keep a charged fire hose handy

2.單項選擇題The safe rate of bunkering heavy fuel oil is directly related to the （）.

A.type of fuel transfer pump aboard
B.temperature of the fuel oil being received
C.size of the fuel storage tanks ashore
D.distance from the fuel oil storage tanks ashore

3.單項選擇題The term "load on top" is used on many crude oil carriers, is to provide a method for （）.

A.calculating the ullage in the cargo tanks
B.loading ballast by gravity
C.the loading of new cargo into the slop tank as a procedure to minimize pollution
D.calculating the ratio of cargo expansion in a cargo tank

4.單項選擇題To avoid excessive pressures in the fuel oil filling system during bunkering, you should （）.

A.close the tank filling valves quickly
B.top off all tanks at the same time
C.rill completely all tanks to less than 95% full
D.reduce the loading rate when topping off

5.單項選擇題Which of the precautions listed should be observed when taking on diesel fuel?（）

A.Secure all lighting to the main deck
B.Provide a portable fan to blow away fumes
C.Prohibit smoking in the area
D.Display a black triangle during daylight hours