A position obtained by applying only your vessel’s course an

A marker pole，with a horseshoe buoy and a sea anchor attached，should be used to ______.

A.mark the position of a lost mooring

B.determine your vessel's sideslip underway

C.determine your speed through the water

D.indicate location of a man overboard

Your vessel is crossing a narrow channel．A vessel to port is within the channel and crossing your course．She is showing a black cylinder．What is your responsibility ________．

A.Hold your course and speed

B.Sound the danger signal

C.Begin an exchange of passing signals

D.Do not cross the channel if you might impede the other vessel

A vessel fitted with twin screws is easier in ______ than a vessel with single screw．

A.turning maneuver

B.course setting

C.position fixing

D.regulating speed

If your vessel is the stand-on vessel in a crossing situation ______.

A.you must keep your course and speed

B.you may change course and speed as the other vessel must keep clear

C.the other vessel must keep her course and speed

D.both vessels must keep their course and speed

A vessel sighting a northern right whale dead ahead should ______.

A.maintain course and speed

B.alter course to give a wide clearance

C.report the whale's position to the Canadian Coast Guard

D.All of the above

______is the process by which the position of the vessel at any moment is found by applying the last well-determined position to the run that has been made since, using for this purpose the ship’s course and the distance being those indicated by log.

A.dead reckoning

B.dead weight

C.dead slow ahead

D.dead slow astern

during bunkering in the last vessel ,what were you assigned to do ?or what was your position during bunkering on your last vessel ?