单项选择题
Whenever your marine radio is on，FCC Rules require you to monitor（）.
A.a commercial ship-to-ship channel
B.the last frequency that was used
C.the distress and calling frequency
D.the radio only if expecting a call
点击查看答案&解析
相关考题
-
单项选择题
When you are firing a pyrotechnic distress signal，it should be aimed（）.
A.horizontally and directly abeam of your vessel
B.at the vessel whose attention you want to attract
C.into the wind
D.at greater than 60 degrees above the horizon -
单项选择题
When two vessels are in immediate danger of collision，the stand-on vessel must（）.
A.abandon ship
B.assist in taking whatever action is necessary to avoid collision
C.hold course and speed
D.sound a distress signal -
单项选择题
What is NOT a distress signal?（）
A.Red flares or red rockets
B.Continuous sounding of fog signaling apparatus
C.International Code Flags November and Charlie
D.Basket hanging in the rigging
