單項(xiàng)選擇題You are entering an east coast port and see a buoy with a yellow triangle painted on it.This indicates（）.

A.you are in the vicinity of the ICW
B.the buoy is a special mark
C.the buoy is off station
D.the buoy designates a sharp turn in the channel


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1.單項(xiàng)選擇題You are drifting in a locale where there is no current．As a rule，your vessel will lie（）.

A.Bow to the wind
B.Beam to the wind
C.Stern to the wind
D.With the wind on the quarter

2.單項(xiàng)選擇題You are approaching a vertical lift bridge.You know the span is fully open when（）.

A.Three white lights in a vertical line are lit
B.A red light starts to flash at about 60 times a minute
C.A yellow light is illuminated on the bridge pier
D.There is a range of green lights under the lift span

3.單項(xiàng)選擇題Which vessel would display a cone，apex downward（）.

A.A fishing vessel with outlying gear
B.A vessel proceeding under sail and machinery
C.A vessel engaged in diving operations
D.A vessel being towed

4.單項(xiàng)選擇題Which statement is TRUE in an overtaking situation（）.

A.One vessel is approaching another vessel from more than 20° abaft the beam
B.It is the duty of the vessel being overtaken to get out of the way
C.Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel
D.All of the above

5.單項(xiàng)選擇題Which nautical charts are intended for coastwise navigation outside of outlying reefs and shoals（）.

A.Approach charts
B.General charts
C.Sailing charts
D.Coast charts