單項選擇題You are ordering ship’s stores. Which statement is TRUE?().

A.Up to five gallons of a flammable liquid may be stowed in the engine room
B.All stores of line,rags,linens and other similar type stores must be certified by UL as being fire retardant
C.Cylinders containing compressed gasses must be constructed and tested in accordance with the Bureau of Standards
D.All distress flares when received must be stored in the portable magazine chest


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1.單項選擇題Kort nozzles are installed around the propellers of some vessels to().

A.Increase the thrust of the propeller
B.Protect the propeller from striking sawyers
C.Prevent the propeller from striking barges towed on the ship
D.Prevent the propeller from touching bottom in low water

2.單項選擇題What is NOT a function of the steam drum of a marine water-tube boiler().

A.Receives saturated steam from the generating tubes
B.Serves as a reservoir of boiler feed water
C.Holds internal fittings for separation of moisture from steam
D.Collects steam exhausted from the turbines

3.單項選擇題Which statement is TRUE concerning gasoline vapors on board a vessel().

A.They are heavier than air and will settle in the lowest part of the vessel
B.They are lighter than air and will settle in the highest part of the vessel
C.They should be vented into the engine to improve combustion
D.They should be vented into the wheelhouse

4.單項選擇題“15 02 41 Semi Double Queen 195 332mm”is a description of().

A.ISSA stores
B.IMPA stores
C.common marine stores
D.a reference to be studied

8.單項選擇題Your fireman’s outfit includes a(n)().

A.chemical protection face shield
B.approved work vest
C.self-contained breathing apparatus
D.marlinspike

9.單項選擇題The three conditions which cause engine shutdown are overspeed,low lube oil pressure,and().

A.High lube oil pressure
B.High jacket water pressure
C.High jacket water temperature
D.Low jacket water pressure

10.單項選擇題You are backing on twin engines with rudders amidships,when your port engine stalls.To continue backing on course,you should().

A.Apply left rudder
B.Apply right rudder
C.Increase engine speed
D.Keep your rudder amidships