A.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should add some magnets.
B.If the blue ends of the magnets are aft you should lower the fore-and-aft tray
C.If the blue ends of the magnets are aft，and the fore-and-aft tray is at the top，you should reverse the magnets
D.If the blue ends of the magnets are forward，and the fore-and-aft tray is at the bottom，you should add some magnets
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A.The bow will swing to starboard
B.The bow will swing to port
C.The vessel will steer a zigzag course
D.The vessel will steer a fairly straight course.
A.Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel
B.State his concerns to the Pilot but do not interfere with the handling of the vessel
C.Direct the Pilot to stop the vessel and anchor if necessary until the situation clears
D.Recommend an alternative action and if not followed relieve the Pilot
A.at anchor
B.mineclearing
C.engaged in fishing
D.engaged in towing
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
A.down by the head
B.down by the stern
C.inclined due to off-center weight
D.inclined due to wind
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A vessel trawling will display a（）.
A vessel is heading magnetic north and its magnetic compass indicates a heading of 003°. What action should be taken to remove this error during compass adjustment? （）
A vessel servicing a pipeline during the day shall display（）.
A vessel is underway with a work stage rigged over the side. A seaman may work on the stage，but only when（）.
A vessel displaying three red lights in a vertical line is（）.
A vessel is “engaged in fishing” when（）.
A vessel is heading magnetic northwest and its magnetic compass indicates a heading of 312°. What action should be taken to remove this error during compass adjustment? （）
A vessel sighting a northern right whale dead ahead should（）.
A vessel showing a rigid replica of the International Code flag “A” is engaged in（）.
A vessel is overtaking when she can see which light(s) of a vessel ahead?（）