A.three all-round red lights
B.two 225°red lights
C.three all-round blue lights
D.two 225°blue lights
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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
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
最新試題
A vessel navigate in areas near the termination of traffic separation schemes shall do（）with particular caution.
The outer limit of the Traffic Separation Schemes is（）adjustment as necessary to complywith the port regulations.
A light used to signal passing intentions must be an（）.
A power-driven vessel pushing aheador towing alongside displays navigation lights and（）.
A vessel may enter a traffic separation zone（）.
A vessel constrained by her draft may display（）.
A sailing vessel is overtaking a power-driven vessel in a narrow channel，so as to pass on the power-driven vessel’s port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the（）.
A signal of one prolonged，one short，one prolonged，and one short blast，in that order is given by a vessel（）.
A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）
A vessel displaying three red lights in a vertical line is（）.