GMDSS300原题.docx
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GMDSS300原题.docx
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GMDSS300原题
1.InGMDSS,thetechniqueswhichwillbeavailableforSARcoordinatingcommunicationswillbe.
A.Radiotelephonyonly
B.Radiotelexonly
C.Radiotelephonyorradiotelexorboth
D.Digitalselectivecalling
译:
在GMDSS中,搜救协调通信方式可以是无线电话或无线电传或两者。
C
2.WhereisthegeostationaryorbitofInmarsatsituated?
A.overtheocean
B.ontheglobe
C.nearpolar
D.abovetheequator
译:
Inmarsat的静止轨道在赤道的上方。
D
3.indicatesthatashipisindistressandrequiresimmediateassistance.
A.Distresstraffic
B.Urgencytraffic
C.Safetytraffic
D.Routinemessage
译:
遇险通信表明某船遇险需要立即援助。
A
4.TheINMARTSATspacesegment___thesatelliteandsupportfacilitiesoperatedbyINMARSAT.
A.ismadeof
B.refersto
C.consistsof
D.isbasedon
译:
INMARSAT空间段包括卫星和辅助设施。
C
5.AdigitalcallingsystemusedtocallshipsandcoaststationsusingfrequenciesintheMF,HForVHFbands,asisdefinedbyCCIRrecommendations493and541,isa_______.
A.DSCsystem
B.EGC
C.TerrestrialRadio
D.Alertingsystem
译:
数字呼叫系统是DSC系统。
A
6.WhichofthefollowingmodulationsisfortheVHFradiotelephone?
A.G3E
B.F3E
C.G2B
D.F1B
译:
VHF无线电话的调制方式是G3E。
A
7.ThepositionoftheINMARSATsatelliteovertheIORis_________.
A.180Eabovetheequator
B.64.5EovertheIOR
C.15.5walongthestraightline
D.55.5wabovetheequator
译:
IOR上方INMARSAT卫星的位置是64.5E。
B
8.WhichofthefollowingisnotDSCwatchfrequency?
A.2187.5KHz
B.2182KHz
C.12577KHz
D.6312KHz
译:
2182KHz不是DSC值守频率。
B
9.SOLASshipstostandbyonchannel16.
A.hasbeenrequired/in1984
B.hasbeenrequired/before1984
C.arerequired/in1984
D.hasbeenrequired/since1984
译:
从1984年开始,SOLAS船就已经被要求在CH16上保持守听。
D
10.InInmarsatsystem,eachLESprovides,asaminimum,.
A.Telephone
B.Telephoneandtelex
C.Telephone,telexandfacsimile
D.Telephone,telex,facsimileanddata
译:
在Inmarsat系统中,每个LES应至少能提供电话、电传业务。
B
11.WhatstatementisfalseregardinghomingsignalsinGMDSS?
A.theyaresignalstransmittedbymobileunitsindistress
B.theymaybetransmittedbysurvivalcraft
C.theycanbeusedtodeterminethebearingtothetransmittingstations
D.theycanbeusedtodeterminethelatitude-and-longitudepositionofthevesseltransmittingthesesignalswhenusingSARTs
译:
关于homingsignal下列描述哪个是错误的?
使用SART时,他们被用来确定发送这些信号的船舶的经度和纬度。
D
12.Thereareatpresentthreetypesofbeacons,namelyELTs,EPIRBsandPLBs.isusuallyusedonboardship.
A.ELTs
B.EPIRBs
C.PLBs
D.ELTsandPLBs
译:
EPIRBs通常用在船上。
B
13.EachNCSworksasatypeof_____,assistingcontrollingandmonitoringtelexandtelephonenetworkasquicklyaspossible.
A.switchoperator
B.communicationgateway
C.nationaloperator
D.on-scenecommander
译:
每个NCS像开关操作员一样工作。
A
14.Aradiolinkbetweenatransmittingearthstationandareceivingearthstationthroughonesatelliteisnameda____.
A.RadioLink
B.SpaceSegment
C.SatelliteLink
D.UpperLink
译:
通过一颗卫星的无线电链路称为卫星链路。
C
15.Thereislittlechanceofthefrequenciesformaritimepurposebeingincreased.
A.allocated
B.spent
C.put
D.Submitted
译:
很少有机会因海上目的而为加配频率。
A
16.Whichofthefollowingisavalid22-MHzITUchannel?
A.VHFchannel22
B.channel22whenusedforVTScommunications
C.HFchannel2206
D.frequency2206KHz
译:
有效的22MITU信道是HF2206信道。
(22指波段+06指22MHz频段的06信道)C
17.An"areacall"isusuallyappliedto.
A.Alertallshipsinalimitedseaarea
B.Allships
C.Sendthealerttotheshipsinvicinityofdistressincident
D.Severalships
译:
区域呼叫通常被用来向遇险事件附近的船舶发送遇险报警。
A
18.Shipssailingin_______areabletoreceiveandprintoutEGCmessages.
A.afixedareaorNavareainanyoceanregion
B.aNavareaorweatherforecastarea
C.anydesignatedareaorgivengeographicpositionundertheINMARSATsatellites
D.anywhereoftheworld
译:
在INMARSAT卫星覆盖之内的任何指定区域或给定地理位置航行的船舶能够接收和打印出EGC信息。
C
19.SeaareaA2isanareawithinthecoverageofatleastone____________.
A.VHFcoaststation
B.MFcoaststation
C.satellite
D.RCC
译:
A2海区是至少一个MF岸台覆盖区域之内的区域。
B
20.ShipssailinginareaA2willatleastbecapableoftransmittingaship-to-shorealerton.
A.COSPAS-SARSAT
B.156.525MHZDSC
C.2187.5KHZDSCandsatelliteEPIRB
D.2182KHZR/TandsatelliteEPIRB
译:
在A2海区航行的船舶至少应能在2187.5KHZ和卫星EPIRB上发送船到岸的遇险报警。
C
21.WhatkindoftransmissionmodewillbeusedinSSBvoicecommunication?
A.CW
B.A2H
C.A1A
D.J1E
译:
J1E用在SSB语音通信中。
D
22.WhichstatementistrueregardingchangingtheprintingpaperinNAVTEXreceiver?
A.Amessagereceivedwhilechangingprintingpaperwillactivateasoundalarmandwaitfiveminutesbeforestartingtoprintthemessage
B.exceptforadistressmessage,aroutineNAVTEXmessagewillnotberepeatedunlessrequested
C.amessagereceivedwhilechangingprintingpaperwillbere-receivedonthenextbroadcast.
D.printingpapershouldbechangedduringsilentperiodstoavoidmissingimportantNAVTEXmessages.
译:
关于NAVTEX接收机更换打印纸,哪个描述是正确的?
更换打印纸时,已收到的电文会在下一个播发时间重新接收。
C
23.COSOPAS-SARSATistheinternationalsatellitesystem_________.
A.justthesameasINMARSATsystem
B.forsearchandrescue
C.forimprovingthecommunicationsinthepolarregions
D.Near-polarorbitingsatellites
译:
COSOPAS-SARSAT是国际卫星搜救系统。
B
24.meanssafetycommunicationsbetweenshipsfromthepositionfromwhichtheshipsarenormallynavigated.
A.Safetycommunication
B.Distresscommunication
C.Bridge-to-bridgecommunication
D.Maritimesafetyinformation
译:
驾驶台对驾驶台通信是指船舶之间的安全通信。
C
25.WhichINMARSATsystemsupportsfacsimilecommunications?
A.standard-F
B.standard-C,shiptoshoreandshoretoship
C.COSPAS-SARSAT
D.NBDP
译:
哪种INMARSAT系统支持传真通信?
F站。
A
26.Ingeneral,therearetwopartsinanSES.Oneoftheseisantennaeqipment,alsoreferredtoas________.
A.BDE
B.UDE
C.AEP
D.ADE
译:
SES总共有两部分。
一部分是天线设备,也称为甲板上设备。
D
27.TheidentificationcharacterofeachNavtexstationisregardedas________tothemessages.
A.theonlypreamble
B.apartofthepreamble
C.theclosing
D.thesuspension
译:
每台NAVTEX台识别字符被认为是电文报头的一部分。
B
28.NAVAREAwarningsgenerallyconcerninformation___.
A.incoastalwaters
B.inoffshorewaters
C.withinthelimitsofaharbour
D.whichtheocean—goingshipdoesnotrequire
译:
航警区域警告通常关于离岸水域信息。
B
29.Allstationswhichreceiveadistressalertshallimmediatelycease__________.
A.anytransmission
B.anyharmfultransmission
C.touseradiotelephone
D.usingradiotelephone
译:
收到遇险报警的所有电台应立即停止任何发射。
B
30.WhichservicedoesnotEGChave?
A.FleetNet
B.MSItransmission
C.SARTdistressalertring
D.safetyNet
译:
EGC没有SART遇险报警业务。
C
31.Ifyoupasstheexam,itmaybepossibleforustoobtain.
A.firstclassradioelectroniccertificate
B.secondclassradioelectroniccertificate
C.generaloperator’scertificate
D.restrictedoperator’scertificate
译:
如果你通过考试,有可能我们会获得通用操作员证书。
C
32.D/Fistheabbreviationfordirection.
A.finding
B.found
C.foundation
D.Founder
译:
D/F是测向仪的缩写词。
D
33.SOLASvesselsshouldbeabletocommunicatewithashorestation______.
A.nomatterwheretheyareandwhattimeitis
B.atscheduledtimeandinmajoroceanregions
C.atfixedtimeandposition
D.whentheygetpermission
译:
SOLAS船应能与岸台在任何时候在任何位置进行通信。
A
34.TheGMDSSisaworld-widecommunicationnetworkcombining_______with_______.
A.Satellite/terrestrialsystem
B.INMARSAT/COSPAS-SARSAT
C.SART/EPIRB
D.Geo-stationary/polarorbitingsatellites
译:
GMDSS是一种全球通信网络,包括卫通和地通。
A
35.Calls/messagesshouldbesentonlythemasterorthepersonresponsiblefortheship.
A.onbehalfof
B.ontheauthorityof
C.accordingto
D.withtheapproval
译:
呼叫或电文只能在船长或船舶负责人的授权下才可以发送。
B
36.InNAVTEXservice,VITALwarningswill____bytransmittingstation.
A.betransmittedatoncethoughthefrequencyisnotclear
B.betransmittedassoonasthefrequencyisclearedco-ordinatedly
C.betransmittedatitsscheduledtransmittedatitsscheduledtransmissions
D.betransmittedatnextscheduledtransmitted
译:
在NAVTEX业务中,频率一被协调空闲时,发射台就立即发送。
B
37.Forlocatingtheshipindistress,theSARpartywillmakeuseof_____bystarting9GHzshipborneorairborneradars.
A.DSC
B.SART
C.EPIRB
D.NBDP
译:
搜救单位会通过开启9GHz船用或航空用雷达使用SART找到遇险船。
B
38.Whenthebeaconinthepositionisputintowater,transmissionwillstartindependentoftheswitchatthetopofthebeacon.
A.upright
B.vertical
C.parallel
D.float-free
译:
示位标放入水里正浮时,会独立于示位标上的开关开始发射.A
39.ShipsfittedwithGMDSSinstallationsareunabletoreceiveweatherinformationbymeansof______.
A.Navtex
B.NBDPterminals
C.EGCreceivers
D.DSCterminals
译:
配备有GMDSS设备的船舶不能使用DSC终端接收气象信息。
D
40.Thefrequency518KHZwillbeusedtotransit_______and_______warningsinNAVTEX.
A.navigational/typhoon
B.traffic/meteorological
C.marine/hurricane
D.navigational/meteorological
译:
在NAVTEX里,518KHZ用于发送航行与气象警告。
D
41.Forcommunicationbetweentwostationsthemodeshouldbeusedwhenavailable.
A.ARQ
B.FEC
C.SEL-CALL
D.EGC
译:
两个电台之间互相通信时,应选择ARQ工作方式。
A
42.InthecommunicationofINMARSAT,_______communicationhastheabsolutepriorityoverallothertransmissions.
A.routine
B.distress
C.urgency
D.security
译:
在INMARSAT通信中,遇险通信与所有其他发送相比具有绝对的优先权。
B
43.TheabbreviationWWNWSmeans.
A.Worldwidenetworkwarningstation
B.Worldwidenavigationalwarningservice
C.Worldwidenumberwatchstation
D.Worldwidenetworkwaterservice
译:
WWNWS的全称是全球航行警告业务。
B
44.CharacterB1isasingleuniqueletterallocatedtoeach_______.
A.RCC
B.CES
C.receivingearthstation
D.NAVTEXtransmitter
译:
字符B1是分配给每个NAVTEX发射台的一个单一的独特字母。
D
45.TheEPIRBmay____seawater,chemicalsandanyotherenvironmentalconditions.
A.workwellregardlessof
B.be
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