In order for a stand-on vessel to take action in a situation, she must determine that the other vessel ______.
A.is restricted in her ability to maneuver
B.has sounded the danger signal
C.is not taking appropriate action
D.has not changed course since risk of collision was determined
第1题：
Five or more short blasts on a vessel’s whistle indicates that she is ______.
A.in doubt that another vessel is taking sufficient action to avoid a collision
B.altering course to starboard
C.altering course to port
D.the stand-on vessel and will maintain course and speed
第2题：
In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall __________.
A.sound the danger signal
B.when taking action, make only course changes
C.avoid altering course toward a vessel abaft the beam
D.All of the above
第3题：
If it becomes necessary for a stand-on vessel to take action to avoid collision，she shall NOT，if possible，().
A.Decrease speed
B.Increase speed
C.Turn to port for a vessel on her own port side
D.Turn to starboard for a vessel on her own port side
第4题：
Set and drift of the current
Relative track information
Predicted time of CPA
Initial range of acquisition
第5题：
risk of collision exists
the other vessel will cross ahead of her
the other vessel is not taking appropriate action
collision cannot be avoided by the give-way vessel's maneuver alone
第6题：
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
第7题：
You must keep your course and speed
You may change course and speed as the other vessel must keep clear
The other vessel must keep her course and speed
Both vessels must keep their course and speed
第8题：
A stand-on vessel is ______.
A.required to give way in a crossing situation
B.required to sound the first passing signal in a meeting situation
C.free to maneuver in any crossing or meeting situation as it has the right-of-way
D.required to maintain course and speed in a crossing situation but may take action to avoid collision
第9题：
required to give way in a crossing situation
required to sound the first passing signal in a meeting situation
free to maneuver in any crossing or meeting situation as it has the right-of-way
required to maintain course and speed in a crossing situation but may take action to avoid collision
第10题：
on a collision course
the vessels will pass within one mile
it becomes apparent to her that the give-way vessel is not taking appropriate action
the relative speed of the vessels indicates collision in less than six minutes