單項選擇題

When you doubt the existence of risk of collision,（）.

A.such risk shall be deemed to exist
B.Such risk shall not be deemed to exist
C.You should keep your course and speed
D.You needn‟t take any action to avoid collision with any vessel

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單項選擇題

（）may be laid ready for the cargo or may just be put in bundles ready for the stevedores to lay out as the cargo is loaded.

A.Wedge
B.Dunnage
C.Shore
D.Store

單項選擇題

All the following equipment can be used to identify the position of the vessel in distress except（）.

A.AIS
B.LRIT
C.VDR
D.GPS