A.remains fully obliged
B.has no obligation
C.is not necessarily
D.is exempted
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A.diving operations
B.dredging
C.fishing
D.mineclearance operations
A.avoid collision
B.allow more time to assess the situation
C.be stopped in an appropriate distance
D.All of the above
A.only the sternlight of the vessel
B.a sidelight and one masthead light of the vessel
C.only a sidelight of the vessel
D.any lights except the masthead lights of the vessel
A.vessel's horsepower
B.sea state
C.number of propellers
D.vessel's displacement
A.A vessel shall proceed near the other vessel on her starboard side on the narrow channel since it is safe and practicable
B.A vessel shall avoid proceeding near the starboard outer limit of a narrow channel as long as it is safe and practicable
C.A vessel shall avoid proceeding along the channel because it is not safe and practicable
D.A vessel shall proceed near the starboard outer limit of a narrow channel to the degree in which it is safe and practicable
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A vessel shall slacken her speed，stop，or reverse her engines，if necessary，to（）.
When pushing ahead，wires leading from the quarters of the after outboard barges to the bow of a towboat（）.
Topside icing decreases vessel stability because it is usually off-center and（）.
An alternating light（）.
For operations in pack ice，a vessel should（）.
A vessel reduces speed without backing. The rate that her speed through the water decreases depends primarily on the（）.
Before entering an ice area，the ship should be（）.
If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.
A vessel proceeding along the bank of a river or channel has the tendency to（）.
On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.