更多"By day，you sight a vessel displayin"的相关试题:
[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]A vessel displaying three red lights in a vertical line is（）.
A. restricted in her ability to maneuver
B. not under command
C. engaged in mineclearing operations
D. constrained by her draft
[单项选择]At night，if you see a vessel ahead displaying the lights shown you should（）.
A. provide assistance as the vessel is in distress
B. stay clear as the vessel is transferring dangerous cargo
C. stay clear as the vessel is fishing
D. change course to the right as the vessel is crossing your bow
[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]Day-shapes must be displayed（）.
A. Between sunset and sunrise
B. Only between 8 AM and 4 PM
C. During daylight hours in any visibility
D. During daylight hours in unrestricted visibility only
[单项选择]To determine what navigation lights and day-shapes must be displayed on mobile offshore drilling units under tow，you should check the（）.
A. American Bureau of Shipping classification rules
B. International Regulations for Preventing Collisions at Sea
C. Safety of Life at Sea Convention
D. Minerals Management Service rules
[单项选择]In working out a local apparent noon sight for your latitude，you subtract the Ho from 90°. The 90°represents the angular distance from（）.
A. the equator to the elevated pole
B. your horizon to your zenith
C. your zenith to the elevated pole
D. the geographical position of the Sun to the elevated pole
[单项选择]Take these pills three times a day. Come back and see me in a week.（）
A. Thank you very much indeed.
B. I can't make it.
C. I haven't decided yet.
D. Good idea!
[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]At 1810，you sight a buoy on your starboard side labeled “19”. This buoy marks（）.
A. the side of York Spit Channel
B. the visibility limit of the red sector of Cape Henry Light
C. the end of York Spit Channel
D. the junction of the York Spit and York River Entrance Channels
[单项选择]One day, you will have to（）this foolish behavior.
A. pay
B. pay for
C. pay back
D. pay off
[单项选择]On a clear，warm day，you notice the approach of a tall cumulus cloud. The cloud top has hard well defined edges and rain is falling from the dark lower edge. Should this cloud pass directly overhead（）.
A. it will be preceded by a sudden increase in wind speed
B. it will be preceded by a sudden decrease in wind speed
C. the wind speed will not change as it passes
D. the wind will back rapidly to left in a counterclockwise direction as it passes
[单项选择]When you hear three short blasts on the ships whistle and the same signal on the general alarm bells, you （）.
A. are required to go to your life-raft
B. are dismissed from drills
C. should point to the man overboard
D. should start the fire pump
[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]While reading the muster list, you see that "three short blasts on the ships whistle and the same signal on the general alarm bells" is the signal for （）.
A. abandon ship
B. dismissal from drills
C. fire and emergency
D. man overboard
[单项选择]You should not divide the fresh water（）three trips.
A. in
B. into
C. to
D. for
