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單項選擇題

Which of the following is defined as static information of AIS?（）

A.Navigational status
B.Safety related messages
C.MMSI
D.Route plan

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單項選擇題

When hitting a solid object such as ship or an airplane,the radar waves are reflected back（）they came.

A.in the way
B.the way
C.by the way
D.through the path

單項選擇題

What does SSO stand for regarding ship security?（）

A.Ship security office
B.Ship security officer
C.Ship security operator
D.Ship safety office