If a GMDSS radio operator initiates a DSC distress transmission but does not insert a message，what happens? （）

A、The transmission is aborted and an alarm sounds to indicate this data must be provided by the operator

B、The transmission is not initiated and "ERROR" is indicated on the display readout

C、The transmission will be made with "default" information provided automatically

D、The receiving station will poll the DSC unit of the vessel in distress to download the necessary information

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更多“If a GMDSS radio operator initiates a DSC distress transmission but does not insert a message，what happens? （）”相关的问题

第1题

[单选题] What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）

A、The vessel is not capable of performing all required distress and safety functions B、The vessel is carrying more than the required number of qualified GMDSS radio operators C、The vessel has a temporary waiver of its radio license and Safety Certificate D、The vessel is not carrying a GMDSS radio maintainer，but has provided for shoreside maintenance plus duplication of equipment if required

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第2题

[] Which statement concerning GMDSS Radio Operator requirements is FALSE（）.

A、A.Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea B、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、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、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

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第3题

[单选题] Before GMDSS, if the radio officer on board is serious ill,（）.

A、someone else will take his place B、the captain will take charge of his work C、nobody will be capable of doing his work D、anyone else will use the radio equipment

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第4题

[单选题] Proper GMDSS watchkeeping includes（）.

A、understanding the GMDSS console's normal operational indicators B、maintaining a proper GMDSS radio station log C、responding to and comprehending alarms D、All of the above

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第5题

[单选题] 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

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第6题

[单选题] 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