单选题If no distress acknowledgement is received（）a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.Arelevant toBrelate toCin response toDin relation to
单选题
If no distress acknowledgement is received（）a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.
A
relevant to
B
relate to
C
in response to
D
in relation to
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相关考题：
DSC遇险呼叫时,它的格式符£¯类别是()。 A、Distress/distressB、allship/DistressC、Distress/ALL shipD、All ship/All ship
Acknowledgement by you of receipt of a distress message from a vessel which，beyond any possible doubt，is not in your vicinity and is a long distance away must be made when ______．A.vessels nearer the distress vessel acknowledge receiptB.vessels nearer the distress vessel fail to acknowledge receiptC.even you have not received the distressD.even the vessel in distress expressly prohibit you from providing any salvage service
Which frequencies and modes are allocated for distress alerting in GMDSS ________．A.406 MHz via EPIRBB.1626.5-1645.5 via INMARSATC.Channel 70 DSC plus six（6）MF/HF DSC frequenciesD.All of the above
单选题If no distress acknowledgement is received（）a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.Arelevant toBrelate toCin response toDin relation to
单选题What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received? （）ANo action is necessary，as the DSC control unit will automatically switch to the NBDP follow-on communications frequencyBThe operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was receivedCThe Operator should immediately set continuous watch on VHF channel 70DThe Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received
单选题If the DSC controller is configured for MF/HF operation, the distress will be sent on（）.Adouble frequenciesBsingle frequencyCdedicated frequencyDmultiple frequencies
单选题DSC distress acknowledgements are normally transmitted by（）in respond to a receiver DSC distress call.AShip stationsBCoast stationsCNCSsDNCC
单选题If a ship station relays a DSC distress call to an appropriate coast station, it means that（）.Athe ship has received the DSC distress call on a HF frequencyBthe coast station concerned has not acknowledged it within 5 minutesCthe ship will take command of search and rescue in 5 minutesDA and B
单选题If a DSC distress relay is transmitted from coast station , it will（）.Aindicate the ship in distress that the alert has been receivedBalert ships in the area of a distress incident that a distress has occurredCinform other coast station of distress incidentDrepeat the distress alert in 5 minutes
单选题If a GMDSS radio operator initiates a DSC distress transmission but does not insert a message，what happens? （）AThe transmission is aborted and an alarm sounds to indicate this data must be provided by the operatorBThe transmission is not initiated and ERROR is indicated on the display readoutCThe transmission will be made with default information provided automaticallyDThe receiving station will poll the DSC unit of the vessel in distress to download the necessary information
单选题The basic concept of GMDSS is（）.ASearch and rescue authorities ashore will rapidly received an distress alert and acted uponBSAR units will be rapidly alerted to a distress incident and assist in a coordinated SAR operationCShips navigating in the immediate vicinity of the ship in distress will rapidly alerted to the alert and give their help accordinglyDThe RCC will rapidly alerted to a distress alert through satellite and terrestrial communication techniques and conducted a rescue operation immediately
单选题Please use（）for（）.AEnglish/all distress communicationsBChinese/some distress callsCthe language decided by Administration/all distress callsDJapanese/some distress alerts
单选题For ship-to-shore distress alerts, you can use（）.AINMARSAT, EPIRB and DSCBNAVTEX, NBDP and R/TCINMARSAT, VHF and SARTDEPIRB, DSC and radar
单选题（）are used for distress alerting as a rule.ASES/DSC/EPIRBBSART/radiotelephoneCCOSPAS-SARSATDboth B and C
单选题The control of distress traffic is the responsibility of（）.Athe ownersBthe charterersCthe shipperDthe vessel in distress or of the station that relays the distress message
单选题When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）in a coordinated search and rescue operation with the minimum delay.AassistBsend a rescue vesselCsearch the distress areaDreach the distress position at once
单选题Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）AThe vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress messageBThere are vessels closer to the distress scene that are proceeding to assistCThe Master of the vessel in distress has requisitioned another vessel，and that vessel has accepted the requisitionDYou are on a tanker and the distress involves a major fire on board the other vessel
单选题When sending a DSC call，the vessel’s（）.Aposition will automatically be sentBposition will only be sent if the vessel is making a distress callCMMSI will indicate its ocean regionDNone of the above
单选题When receiving a distress alert, the SAR authorities ashore and the ships in the vicinity of the ship in distress will（）in a coordinated search and rescue operation with the minimum delay.AassistBsend a rescueCsearch the distress areaDReach the distress position at once
单选题Ship-to-ship distress alerting should be conducted by（）.AInmarsat SESBVHF /DSC or MF/DSCCSART and VHF/DSCDSatellite EPIRB and VHF /DSC
单选题Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?（）AIf no answer is received on the designated distress frequencies，repeat the distress call on any frequency availableBChannel 16 (156.8) may be used for distress messagesCIt is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds durationDDistress messages should first be transmitted on 2182 kHz
单选题Which EPIRB transmits a distress alert that is received and relayed by an INMARSAT satellite?（）AClass A EPIRBsBClass B EPIRBsCL-Band EPIRBsDCategory I EPIRBs
单选题Acknowledgement by you of receipt of a distress message from a vessel which，beyond any possible doubt，is not in your vicinity and is a long distance away must be made when（）.AVessels nearer the distress vessel acknowledge receiptBVessels nearer the distress vessel fail to acknowledge receiptCEven you have not reveived the distressDEven the vessel in distress expressly prohibit you from providing any salvage service
单选题By using（）system a ship can send a distress message and know with certainty it will be received.ACOSPAS-SARSATBSATELLITECterrestrial radioDINMARSAT
单选题What does the DSC control unit do if the GMDSS radio operator fails to insert updated information when initiating a DSC distress alert?（）AIt will abort the transmission and set off an audible alarm that must be manually resetBIt will initiate the DSC distress alert but，as no information will be transmitted，rescue personnel will not be able to identify the vessel，its position or its situationCIt will initiate the DSC distress alert and default information will automatically be transmittedDIt will initiate the DSC distress alert，but any station receiving it will have to establish contact with the distressed vessel to determine its identity，position and situation