When sending a DSC call，the vessel’s（）.

A vessel is overtaking when she can see which light(s) of a vessel ahead?

A.Only the stern light of the vessel

B.One sidelight and a masthead light of the vessel

C.Only a sidelight of the vessel

D.The masthead lights of the vessel

How would you pass a red buoy in the maritime buoyage system “A”?______.

A.keep the buoy on the vessel’s starboard side when approaching a port and on the vessel’s port side when leaving

B.keep the buoy on the vessel’s port side when approaching a port and on the vessel’s starboard side when leaving

C.keep the buoy on the vessel’s starboard side when approaching and leaving

D.keep the buoy on the vessel’s port side when approaching and leaving

When loading bulk liquid cargo，what is the first action you should take if a cargo valve jammed open?

A.Call the owner，operator，or terminal supervisor

B.Unplug the deck scuppers

C.Order the dock man to shut down

D.Run out the vessel's or terminal's fire hose

A vessel’s bottom will be subjected to tension when weight is concentrated ______.

A.amidships

B.aft

C.at both ends of the vessel

D.Forward

When backing down with sternway，the pivot point of a vessel is ______.

A.about one-quarter of the vessel's length from the stern

B.at the bow

C.about one-third of the vessel's length from the bow

D.aft of the propellers