更多"For GMDSS，when may a compulsory ves"的相关试题:
[单项选择]When the GMDSS Radio Operator on watch hears“SECURITE”spoken three times he can expect to receive a message concerning（）.
A. The safety of navigation or important meteorological warnings
B. The safety of a vessel or a person is in jeopardy
C. A vessel in need of immediate assistance
D. A coast station traffic list
[单项选择]When may the automatic identification system (AIS) be switched off? （）
A. At anytime as long as it is properly logged
B. At the Master's professional judgment
C. Only when the vessel is at anchor or in port
D. Under no circumstance
[单项选择]A passenger vessel is underway. When may passengers visit the pilothouse? （）
A. Passengers are excluded from the pilothouse while underway
B. Passengers are permitted in the pilothouse during daylight hours only
C. Passengers are permitted to visit the pilothouse when authorized by the Master and officer of the watch
D. Passengers are permitted in the pilothouse when they are escorted by a ship's officer
[单项选择]On a ship，when may a work vest be substituted for a required life preserver?（）
A. To replace a damaged life preserver
B. For use during fire drills
C. For use during boat drills
D. At no time
[单项选择]On an OSV，when may a work vest be substituted for a required life jacket?（）
A. To replace a damaged life jacket
B. For use during fire drills
C. For use during boat drills
D. At no time
[单项选择]The ARPA may swap targets when automatically tracking if two targets（）.
A. are tracked on reciprocal bearings
B. are tracked at the same range
C. are tracked on the same bearing
D. pass close together
[单项选择]When required to work where there may be explosive gases, you should use tools which are （）
A. approved by the Coast Guard
B. high carbon steel
C. fixed with a ferrous cover
D. nonsparking
[单项选择]Which of the following problems may occur when using fuel oil with a high sulphur content?（）
A. Injection lag
B. Lube oil dilution
C. Pre-ignition
D. Corrosion
[单项选择]When the order given by bridge may have bad results, the duty engineer should（）
A. inform the captain for a further consideration, then perform it
B. inform the captain, and not perform it
C. stop the M/E immediately, and then inform the chief engineer
D. stop the M/E immediately, and then inform the captain
[单项选择]Higher compensation may be claimed only when，with the consent of the carrier，the value of the goods declared by the shipper which（）the limits laid down in this clause has been stated in this bill of lading.
A. increases
B. exceeds
C. decreases
D. reduces
[单项选择]Proper GMDSS watchkeeping includes（）.
A. monitoring all required frequencies in the proper mode
B. reading all displays and/or printouts after silencing an alarm
C. notifying the Master of any distress alerts
D. All of the above
[单项选择]Which statement concerning GMDSS Radio Operator requirements is FALSE（）.
A. Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea
B. Each compulsory vessel must carry at least two licensed Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well
C. Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications
D. While at sea，adjustments to，and the maintaining of，GMDSS equipment may be performed by the GMDSS Radio operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer
[单项选择]What publications should a GMDSS Operator consult regarding the proper set-up and operation of vessel equipment（）.
A. ITU Publications
B. The manufacturers instruction manuals
C. Part 90 of the FCC Rules and Regulations
D. Code of Federal Regulations，Title 47，Part 80，Subpart W
[多项选择]GMDSS的组成部分有（）
A. 卫星通信系统
B. 地面通信系统
C. 定位系统
D. 寻位系统
E. MSI播发与接收系统
F. 导航系统
[单项选择]What material may be substituted for zinc when making a poured metal socket ending to a wire rope（）.
A. Lead
B. Babbitt
C. Solder
D. Nothing
