NAVTEX provides shipping with naviga

单选题 NAVTEX provides shipping with navigational and meteorological wam nings and urgent information by automatic print-out from

A、 a dedicated receiver

B、 an EGC receiver

C、 NAVTEX receiver

D、 automatic receiver

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单选题 Which of the following equipments are intended to facilitate search and rescue operation.①EPIRB②SART ③AIS-SART

A、①

B、②

C、③

D、①②③

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单选题 The ship sailing in area A4hastobe provided with the __equipment

A、MF/HF/VHF

B、MF/HF

C、MF/VHF

D、VHF/MF/INMARSAT

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单选题 Inmarsat-FMES can't make

A、telephone communication

B、telex communication

C、data communication

D、satellite communication

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单选题 Technical code(B1B2B3B4) in NAVTEX appears in the

A、middle of each message

B、ending of each message

C、preamble of each message

D、framework of each message

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单选题 What is the meaning of a Subscriber's Number?

A、The selective calling number assigned to the vessel

B、The number assigned to a subscriber's telephone，TELEX，etc

C、The number assigned to the vessel by the U.S.CoastGuard

D、The station's callsign

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单选题 What is the minimum GMDSS personnel requirement of drill platforms operating in sea area Al?

A、Restricted Operator's Certificate

B、General Operator's Certificate

C、Second Class Radio Electronic Certificate

D、FirstClass Radio Electronic Certificate

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单选题 The proper operation of the DSC facilities shall be tested by means of a test call， when within communication
Range coast station fitted with DSC equipment.what is the period?

A、weekly

B、Annually

C、Daily

D、Monthly

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单选题 What is the urgency signal in the GMDSS?

A、PAN PAN

B、SECURITE

C、MAY DAY

D、MEDICO

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