單項選擇題The International Sewage Pollution Prevention Certificate shall be issued for a period specified by the Administration, which shall not exceed from the date of issue()

A.six months
B.one year
C.three year
D.five years


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2.單項選擇題The officer in charge of the engineering watch shall notify the chief engineer without delay ().

A.in any emergency or if in any doubt as to what decision or measures to take
B.in the event of any impending action in machinery spaces that may cause reduction in ship’s speed
C.when isolating and bypassing machinery to be worked on
D.co-operating with any engineer in charge of maintenance work

3.單項選擇題When the machinery spaces are in the periodic unmanned condition, shall be immediately available and on call to attend the machinery space().

A.the chief engineer
B.the designated engineer from shipyard
C.the designated duty officer in charge of the engineering watch
D.the designated surveyor from classification society