A.situations when you can see vessels on radar that you cannot see visually
B.visibility of less than half a mile
C.any condition where visibility is restricted
D.visibility where you cannot see shore
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A.any sailing vessel with propelling machinery
B.any vessel propelled by machinery
C.any sailing vessel with or without machinery for propelling
D.any sailing vessel with propelling machinery not in use
A.in sight of one another in fog
B.navigating in or near an area of restricted visibility
C.only if they are showing special purpose lights
D.only if they have operational radar
A.state of wind，sea，and current，and the proximity of navigational hazards
B.maximum attainable speed of your vessel
C.temperature
D.aids to navigation that are available
A.radio communications that are available
B.maximum speed of your vessel
C.temperature
D.current
A.risk of collision exists
B.the other vessel will cross ahead of her
C.the other vessel is not taking appropriate action
D.collision cannot be avoided by the give-way vessel's maneuver alone
最新試題
Which display indicates a vessel conducting mineclearance operations（）.
Which statement is TRUE，according to the Rules（）.
When ship at anchor she shall be deemed to be（）.
Which vessel is NOT to be regarded as restricted in her ability to maneuver（）.
When you doubt the existence of risk of collision,（）.
Your vessel is NOT making way，but is not in any way disabled.Another vessel is approaching you on your starboard beam.Which statement is TRUE（）.
Vessels should maintain a sharp lookout，especially during December through March，when navigating the right whale’s only known calving grounds which lie off the coasts of（）.
When two vessels are in sight of one another and NOT in or near an area of restricted visibility，any of the following signals may be given EXCEPT（）.
When shall the stand-on vessel in a crossing situation take action to avoid the other vessel（）.
You are Master of a towing vessel engaged in towing three barges astern.The middle barge of the tow would be required to sound which of the following during restricted visibility （）.