更多"A vessel displaying three red light"的相关试题:
[单项选择]A vessel displaying three red lights in a vertical line is（）.
A. not under command
B. aground
C. dredging
D. constrained by her draft
[单项选择]You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern，which is lower than the forward light.It could be a（）.
A. Survey vessel
B. Vessel not under command
C. Vessel aground
D. Pilot vessel with port side to you
[单项选择]Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）
A. A vessel engaged in diving operations
B. A pilot vessel
C. A vessel trawling
D. All of the above
[单项选择]A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE? （）
A. During the day，she would display three balls in a vertical line
B. If making way，she would show masthead lights at night
C. If at anchor，she need not show anchor lights while displaying identifying lights
D. Her fog signal would consist of a rapid ringing of a bell for five seconds every minute
[单项选择]By day，you sight a vessel displaying three shapes in a vertical line. The top and bottom shapes are balls，and the middle shape is a diamond. It could be a（）.
A. vessel trolling
B. mineclearing vessel
C. trawler
D. vessel engaged in replenishment at sea
[单项选择]When the lights turn red, the traffic（）stop.
A. can
B. may
C. must
D. needn't
[单项选择]A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
A. are not the same color as either side light
B. have a lesser range of visibility than the prescribed lights
C. do not impair the visibility or distinctive character of the prescribed lights
D. All of the above
[单项选择]At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is（）.
A. in distress
B. approaching a bend in the channel
C. operating astern propulsion
D. intending to overtake another vessel
[单项选择]Underway at night，a vessel displaying the lights shown is（）.
A. Engaged in fishing
B. Mine sweeping
C. A pilot boat
D. Under sail
[单项选择]A fishing vessel displaying the lights shown is（）.
A. anchored
B. underway but not fishing
C. tending a small fishing boat
D. fishing by trawling
[单项选择]A vessel towing is showing three forward white masthead lights in a vertical line. This means that the length of the（）.
A. towing vessel is less than 50 meters
B. towing vessel is greater than 50 meters
C. tow is less than 200 meters
D. tow is greater than 200 meters
[单项选择]By night，you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel，it will be marked by（）.
A. a floodlight
B. two red lights in a vertical line
C. a single red light
D. any visible lights
[单项选择]Red lights may appear on（）.
A. horizontally banded buoys
B. vertically striped buoys
C. yellow buoys
D. spherical buoys
[单项选择]A vessel is described as a two compartment vessel when it（）.
A. has no more than two compartments
B. has two compartments in addition to the engine room
C. will sink if any two compartments are flooded
D. will float if any two adjacent compartments are flooded
[单项选择]A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show （）.
A. three masthead lights in a vertical line instead of either the forward or after masthead light
B. two masthead lights in a vertical line instead of either the forward or after masthead lights
C. two towing lights in a vertical line at the stern
D. a small white light aft of the funnel
[单项选择]A vessel approaching your vessel from 235°relative is in what type of situation?（）.
A. Meeting
B. Overtaking
C. Crossing
D. Passing
[单项选择]A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）
A. The fishing vessel must keep clear of the vessel not under command
B. If the vessel not under command is a power-driven vessel，she must keep clear of the fishing vessel
C. They must exchange whistle signals
D. Both vessels are required to take action to stay clear of each other
[单项选择]The Chinese vessel was（）a foreign vessel.
A. in collision between
B. in collision with
C. collision ainst
D. collision with
