單項選擇題The approval period for a shipboard oil pollution emergency plan expires after （）.

A.one year
B.two years
C.four years
D.five years


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1.單項選擇題The Oil Record Book must be maintained onboard the vessel for （）.

A.not less than 3 years and be readily available for inspection
B.6 months and then submitted to the nearest Marine Safety Office for review
C.an annual inspection
D.the duration of the ships active employment

2.單項選擇題Which of the following operations aboard a tanker must be recorded in the Oil Record Book（）.

A.Any internal transfer of oil cargo during a voyage
B.The discharge overboard in port or at sea of any bilge water accumulated in machinery spaces
C.The loading or unloading of any or all oil cargo
D.All of the above

3.單項選擇題For an upright vessel, draft is the vertical distance between the keel and the （）.

A.waterline
B.freeboard deck
C.Plimsoll mark
D.amidships section

4.單項選擇題Which of the following machinery space operations is required to be logged in the Oil Record Book?（）

A.Ballasting or cleaning of fuel oil tanks
B.Shifting suction of main fuel pump to reserve fuel oil tank
C.Changing out sprayer plates to adjust for steam demand
D.Daily inspection of engine room bilges

5.單項選擇題The distance between the bottom of the hull and the waterline is called （）.

A.tonnage
B.reserve buoyancy
C.draft
D.freeboard