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单选题 "Areas which cannot be scanned by the Radar of the vessel because they are shielded by parts of its superstructure, masts, and etc." means ______
学科：航海英语
时间：2023-07-04 07:37:43
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题目1单选题
The _______ must be able to give full attention to the keeping of a proper lookout and no other duties shall be undertaken or assigned which could interfere with that taskA. OfficerB. lookoutC. sailorD. helmsman
题目2单选题
Compass error is equal to the __A. deviation minus variationB. variation plus compass courselC. combined variation and deviationD. difference between true and magnetic heading
题目3单选题
5.Before departure, _______ shall ensure that the Bridge equipment are in good working condition, result of the test shall be duly recordedA. MasterB. Second OfficerC. Third OfficerD. Duty Officer
题目4单选题
"Areas which cannot be scanned by the Radar of the vessel because they are shielded by parts of its superstructure, masts, and etc." means ______A. Blind sectorsB. Sheltered areaC. Unseen areaD. Unscanable area
题目5单选题
When may the automatic identification system(AIS) be switched offA. At anytime as long as it is properly logged B. At the Master's professional judgmentB. Only when the vessel is at anchor or in port D. Under no circumstance
题目6单选题
______ directly affect the fitness and ability of a seafarer to perform watchkeeping dutiesA. SmokingB. Drug and alcohol abuseC. FruitD. Vegetables
题目7单选题
The speed of a vessel adjusted to that of a pilot boat at which the pilot can safely embark is ______A. ground speedB. boarding speedC. relative speedD. vessel speed
题目8单选题
According to the SOLAS requirements ,how many activation points are needed for the ship security alert systemA. OneB. B. twoC. C. threeD. D. two or more
题目9单选题
16.For N-up and C-up presentation of marine radar, ______ signal shall be connectedA. STWB. SOGC. COGD. HDG
题目10单选题
______ is used to moor the ship to the seabed to keep it stationaryA. The bulbous bowB. The anchorC. The bow thrusterD. The propeller
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