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A vessel is "in sight" of another vessel when ______.
A.she can be observed by radar
B.she can be observed visually from the other vessel
C.she can be plotted on radar well enough to determine her heading
D.her fog signal can be heard
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单选题When one upbound vessel is overtaking another vessel and both are pushing a tow ahead，what reaction may you expect（）.A
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单选题The rule state that a vessel overtaking another vessel is relieved of her duty to keep clear when（）.A
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单选题A vessel shall be deemed to be overtaking when she can see at night（）.A
only the sternlight of the vesselB
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only a sidelight of the vesselD
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单选题A vessel is overtaking when she can see which light(s) of a vessel ahead?（）A
Only the stern light of the vesselB
One sidelight and a masthead light of the vesselC
Only a sidelight of the vesselD
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单选题When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）A
ImmediatelyB
After one hourC
Only when another vessel is in sightD
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单选题How would you pass a red buoy in the maritime buoyage system“A” （）.A
keep the buoy on the vessel's starboard side when approaching a port and on the vessel's port side when leavingB
keep the buoy on the vessel's port side when approaching a port and on the vessel's starboard side when leavingC
keep the buoy on the vessel's starboard side when approaching and leavingD
keep the buoy on the vessel's port side when approaching and leaving
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单选题When in sight of another vessel，any action taken to avoid collision must（）.A
be accompanied by sound signalsB
not result in another close quarters situationC
include a speed changeD
All of the above
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单选题A vessel is “in sight” of another vessel when（）.A
she can be observed by radarB
she can be observed visually from the other vesselC
she can be plotted on radar well enough to determine her headingD
her fog signal can be heard
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单选题The term of landfall means（）.A
land first sighted when vessel approaching from seawardB
land last sighted when vessel leaving from a portC
in sight of one another when vessel underwayD
in sight of an island during a ship on her voyage
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