关于行政合同，下列表述不正确的是：（）

What is the minimum requirement of a GMDSS operator？

A.GMDSS operator license

B.Third officer license

C.General Radiotelephone Operator license and Radar Endorsement

D.General Radiotelephone license or First or Second Class Radiotelegraph license with GMDSS Radio Officer’s endorsement

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

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

Which message categories cannot be disabled by the GMDSS radio operator ________．

A.Navigational Warnings

B.Meteorological Warnings

C.Search and Rescue Information

D.All of the above

Which maintenance functions can a GMDSS Radio Operator perform ________．

A.The Operator can make fine internal adjustments to the transmitter as long as the output power does not change by more than one percent

B.The Operator is responsible for ensuring that INMARSAT antennas are free of built-up soot and clear of obstacles

C.All levels of maintenance must be performed by a licensed GMDSS Radio Maintainer

D.The Operator may install an EPROM in order to ensure that the equipment continues to operate within legal constraints

tion where immediate help is needed，but the vessel is not sinking nor needs to be abandoned ________．

A.Switch off EPIRB and SART manually

B.Transmit distress call by MF/HF，VHF or INMARSAT

C.Notify the RCC（Rescue Coordination Center）through VHF FM on channel 13

D.Transmit distress call by activating the radiotelegraph automatic alarm signal

age，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

What are the vessel equipment and personnel requirements for GMDSS ________．

A.Two licensed GMDSS radio operators

B.Equipment carriage requirements

C.Distress alerting and response

D.All of the above

Which statement is false regarding the maintenance of GMDSS equipment at sea？

A.The GMDSS operator may not be the person designated to have primary responsibility for radio communications during distress incidents

B.Ships must carry at least one person who qualifies as a GMDSS maintainer for the maintenance and repair of equipment if the at sea maintenance option is selected

C.All at sea maintenance and repairs must be performed by, or under the supervision of a person holding a GMDSS First/Second Class Radio Electronic Certificate

D.The GMDSS maintainer may be the person responsible for ensuring that the watches are properly maintained and that the proper guard channels and the vessel’s position are entered in the DSC equipment

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