A.shown below the sternlight
B.white in color
C.displayed at the masthead
D.a yellow light having the same characteristics as the stern light
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A.shown at the bow
B.white in color
C.shown in addition to the sternlight
D.an all-round light
A.flashes at regular intervals of 50-70 flashes per minute
B.is yellow in color
C.shows an unbroken light over an arc of the horizon of not less than 180°nor more than 225°
D.All of the above
A.engaged on pilotage duty
B.in distress
C.at anchor
D.being overtaken in a narrow channel
A.a vessel meeting another head-on
B.a vessel overtaking another in a narrow channel
C.a vessel crossing the course of another
D.the give-way vessel in a crossing situation
A.power-driven vessel following a traffic lane
B.pilot vessel enroute to a pilot station
C.law enforcement vessel
D.All of the above
最新試題
There are two classes of vessels which，to the extent necessary to carry out their work，do not have to comply with the rule regarding traffic separation schemes. One of these is a vessel（）.
A vessel using a traffic separation scheme shall（）.
A signal of one prolonged，one short，one prolonged，and one short blast，in that order is given by a vessel（）.
A power-driven vessel leaving a quay or wharf must sound what signal? （）
In a traffic separation scheme，when joining a traffic lane from the side，a vessel shall do so（）.
A vessel not under command sounds the same fog signal as a vessel（）.
A vessel not using a traffic separation scheme shall avoid it by as wide a（）as is practicable.
A 20-meter power-driven vessel pushing ahead or towing alongside will display（）.
Is it clear（）traffic lane?
Systems of inbound and outbound lanes to promote the safe flow of vessel traffic in certain areas around the world are known as（）.