单选

What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received ________．

A.No action is necessary，as the DSC control unit will automatically switch to the NBDP follow-on communications frequency
B.The operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was received
C.The Operator should immediately set continuous watch on VHF channel 70
D.The Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received

试题出自试卷《航海英语(甲类船长)海上通信单选题练习1》

参考答案

查看试卷详情

相关试题

Channel 13（156．65 MHz），the designated bridge-to-bridge channel，may NOT be used to ______．
- A.exchange navigational information between vessels
- B.exchange navigational information between a vessel and a shore station
- C.conduct necessary tests
- D.exchange operating schedules with company dispatcher
点击查看答案
______ will be broadcast every one hour on VHF Channel 6．
- A.VHF News
- B.Channel Rules
- C.Visibility Time
- D.Navigational Warnings
点击查看答案
The control of distress traffic is the responsibility of _____．
- A.the owners
- B.the charterers
- C.the shipper
- D.the vessel in distress or of the station that relays the distress message
点击查看答案
______ the jumbo everything is ready for loading．
- A.Except
- B.Excepting
- C.Except for
- D.Except that
点击查看答案
You are signing on a deck officer，who will be designated as one of the GMDSS operators，before sailing foreign．Which statement is TRUE ________．
- A.He/she must have an STCW certificate endorsed as“Valid for Service on Vessels Operating in the GMDSS System”
- B.He/she must present either an FCC-issued license or a Coast Guard-issued license
- C.You must consult the“List of Qualifications”on the reverse of his/her FCC-issued license
- D.His/her Merchant Mariners Document must have an added endorsement as “Radio Electronics Officer”
点击查看答案
Which statement is TRUE ________．
- A.Key letters or abbreviations may not be used in GMDSS radio logbooks under any circumstance
- B.Urgent communications do not need to be entered in the GMDSS radio log
- C.Both of the above
- D.None of the above
点击查看答案
Which statement concerning satellite EPIRBs is TRUE ________．
- A.Once activated，these EPIRBs continuously send up a signal for use in identifying the vessel and for determining the position of the beacon
- B.The coded signal identifies the nature of the distress situation
- C.The coded signal only identifies the vessel's name and port of registry
- D.If the GMDSS Radio Operator does not program the EPIRB，it will transmit default information such as the follow-on communications frequency and mode
点击查看答案
Which statement is generally correct regarding the maintenance requirements for ships under GMDSS ________．
- A.Redundancy of functions of certain equipment will partially meet this requirement
- B.On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements
- C.Shoreside maintenance and scheduled tests and inspections will partially meet this requirement
- D.All of the above
点击查看答案
Which statement is TRUE ________．
- A.GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea
- B.All distress communications must be entered in the GMDSS radio log．
- C.Both of the above
- D.None of the above
点击查看答案
Which statement concerning locating signals in the GMDSS is FALSE ________．
- A.Locating signals are transmitted by survival craft VHF transceivers
- B.Locating signals are transmitted by SARTs
- C.Locating signals are intended to facilitate the finding of a distressed vessel or its survivors
- D.Locating signals are not transmitted by autoalarm generators
点击查看答案