Every vessel shall at all times maintain a proper lookout ____ . A. by sight B. by sight and hearing C. by sight and hearing as well as by all available means appropriate to the prevailing circumstances D. by sight and hearing as well as by all available means except smelling

单选题

According to Rule 6 Safe speed, every vessel shall proceed at a safe speed at all times. At all times” means the following EXCEPT____ .A. in the day time B. during the night timeC. in the drydock D. in poor visibility

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单选题

A vessel constrained by her draught shall, when she overtakes a sailing vessel in a fairway, the sailing vessel is _____.A. privileged vessel and keep her course and speedB. burdened vessel and give way to othersC. burdened vessel and keep course and speedD. privileged vessel and give way to others

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单选题

A power-driven vessel underway shall keep out of the way of ___ .A. a vessel restricted in her ability to maneuverB. a vessel under commandC. a passenger shipD. a seaplane on the water

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单选题

When a pushing vessel and a vessel being pushed are rigidly connected in a composite unit, they shall be regarded as ___ .A. a tugboatB. a sailing vesselC. a power-driven vesselD. a vessel propelled by machinery and under sail

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单选题

MMSI number of vessel is broadcast every few minutes by ___.A. GPS B. AIS C. ECDIS D. VDR

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