单项选择题

A.MOVEB.DELETEC.AMENDD.SUBSTITUTEWhen a feature remains……

When a feature remains in its existing charted position but has a change of characteristic,（）command is used on a chart.

A.MOVE
B.DELETE
C.AMEND
D.SUBSTITUTE

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热门试题

单项选择题Any action to avoid collision shall,if the circumstances of the case admit,（）,made in ample time and with due regard to the observance of good seamanship.

A.be initiative
B.be positive
C.be negative
D.be positively

单项选择题Which one of the followings is not required on survival crafts?（）

A.Anti-seasickness medicine
B.Immersion suits
C.Axes
D.Lifebuoys

单项选择题Who is responsible for the voyage plan?（）

A.The person who has done the planning
B.The master
C.The navigation officer
D.The owner

单项选择题What is the direction of rotation of tropical cyclones,tropical storms and hurricanes in the Northern Hemisphere?（）

A.Clockwise and outward
B.Counterclockwise and inward
C.Counterclockwise and outward
D.Clockwise and inward

单项选择题What is the requirement of a navigator who used an ECDIS?（）

A.Good navigational knowledge and a professional job attitude
B.Good computer knowledge
C.Good system knowledge
D.Nothing special