單項(xiàng)選擇題The indication of a slipping anchor is a(n)（）.

A.decrease in mooring line length
B.increase in the opposite amperage
C.increase in the opposite line tension
D.decrease in mooring line tension and amperage


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1.單項(xiàng)選擇題The Coordinator Surface Search (CSS) in a SAR situation should display by night（）.

A.deck lights forward and aft
B.a white light over two red lights
C.a red light，white light，and blue light in a vertical line
D.a distinctive signal promulgated by the CSS

2.單項(xiàng)選擇題RESULT OF SEARCH NEGATIVE means（）.

A.the search has found nothing
B.the derelict has been found
C.the derelict has been located
D.the derelict has been sighted

3.單項(xiàng)選擇題One of the signals，other than a distress signal，that can be used by a vessel to attract attention is a(n)（）.

A.red star shell
B.searchlight
C.burning barrel
D.orange smoke signal

4.單項(xiàng)選擇題Generally，you can best keep a vessel under steering control when the vessel has（）.

A.headway
B.sternway
C.no way on，with engines stopped
D.no way on，with engines full ahead

5.單項(xiàng)選擇題Generally speaking，the most favorable bottom for anchoring is（）.

A.very soft mud
B.rocky
C.a mixture of mud and clay
D.loose sand