计算机一级考试选择题题库之计算机网络基础题及答案doc.docx
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计算机一级考试选择题题库之计算机网络基础题及答案doc.docx
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计算机一级考试选择题题库之计算机网络基础题及答案doc
计算机一级考试选择题题库之计算机网络基础题及答案(2010年最
新版)
Computernetworkfoundation
Singlctopicselection
Thefirstcomputernetworkintheworldis_A
A.ARPANETb.NSFNET
C.ANSNETd.MILNET
TheInternetwasoriginallyARPANET,andtheoriginalpurposeofthenetworkwasD.
ThedcvclopmentofforcigncooperationB
C・developtheeducationcultured.toservetheU.S.military
3.Thecomputernctworkisscatteredarrangementwithcommunicationlinesofmanyspecialindependentcomputerandexternalequipmentinterconnection,andwiththecorresponding_Cofsystem・
A.systemb.applicationsoftware
C.networksoftwared.operatingsystem
ThepurposeofcomputernetworkisC・
A.improvecomputerspeedb.connecttomultiplecomputers
C.sharesoft,hardware,anddataresourcesd.implementdistributedprocessing
Thetwomaintechnologiesinvolvedincomputernetworktechnologyarecomputertechnologyand_B・
A.microelectronictechnologyb.communicationtechnologyc.dataprocessingtechnologyd.automation
Thecomputernetworkisclassifiedaccordingtoitscoverage,whichcanbeclassifiedasLANandC・
A.TheInternet
C.wand.campusnetwork
Bforthecomputerwidearea
Thefollowingnetworkisnetwork.
Thefollowingnetworkisbasedon
C.theInternet
Thecomputernetworkisclassifiedbyitstopologicalstructure,
whichcanbedividedintomesh,bus,ring,treeandA・
A
C.televisionnetworkd.telephonenetwork
Computernetworksareclassifiedaccordingtotheir
transmissionbandwidth,whichcanbedividedintobasebandand
_C.
A
C・broadbandInternet
Computernetworksareclassifiedaccordingtothenetwork
operatingsystemtheyuse,whichcanbedividedintoWindows
NT(Windows2000AdvanceServer),NetWare,andB_・
A.TCP/IPnetworkb.unix(Linux)
C.Windows995/98
ThenetworkoperatingsystemusedbyNovellis_D.
A.DOSb.Windows98
C.Unixd.NetWare
TheLANis
A.theInternetisshortforEnglish
C.theEnglishabbreviationfortheareanetwork
TheWANis—B_.
A.theInternetisshortforEnglish
C.theEnglishabbreviationfortheareanetwork
MANis—C—.
A.theInternetisshortforEnglish
C.theEnglishabbreviationfortheareanetwork
ThecomputernetworkisD・
A.theworkstationandtheservermakeuptheb.clientandserver
C.communicationmediaandnodedevicesconstitute止communicationsubnetsandresourcesubnets
B_isresponsibleforthedatatransmissionandcommunicationprocessingofthewholenetwork・
A.computerb.com
C)resourcesubnetd.nic
_Cisresponsiblefornetworkdataprocessingandthe
provisionofresourcesandwebservicestowebusersA.computerb・com
C)resourcesubnetd.nic
Anycomputerconnectedtoacomputernetwork,whetheritisagiantcomputeroramicrocomputer,iscalledD・
A.serverb.workstation
C.clientd.host
EverycomputerinthecomputernetworksystemisC・
A.theycontroleachother
C.separateD
ComputernetworkresourcesharingisprimarilySharedB・
A.workstationandserverb.softwareresources,hardware
resources,anddataresources
C.
Communicationmediaandnodedeviced.clientandserver
Themostprominentadvantageofcomputernetworksis—D・
A.highprecisionb.memory
C.computingspeedd.sharingresources
WhichofthefollowingisnotafunctionthatthenetworkcanimplementD・
Datacommunicationb.resourcesharing
C.loadbalancingd.controlotherworkstations
Theresourcesinthecomputernetworksystemfallintothreecategories:
dataresources,softwareresources,andC・
A.deviceresourcesb・programresources
C.hardwareresourcesd.fileresources
Thecommunicationbetweencomputersinthenetworkisachievedthrough_B,whichisanagreementthatthetwopartiesmustadhereto.
A.networkb.communicationprotocol
C.diskd.telephoneexchangeequipment
Thecomputernetworkprotocolisasetof_cforensuring
accuratecommunication.
A.useroperationspecificationb.hardwareandelectricalspecifications
C・rulesorconventionsd・programminggrammar
Theinternationalstandardizationorganizationforthevarioustransmissioncontrolprocedures(thatis,thetransportprotocol)is_B・
A.Intelb.ISO
A.APRAd.IBM
TheOSI/RMprotocolmodelspecifiesthecommunicationprotocolofthecomputernetworkarchitectureas_B・
A.5-layerb.seven
C.3D.
AtthenetworklayeroftheOSI/RMprotocolmodel,thebasicunitofdatatransferis_c・
frame
C.groupd.message
BelowisadescriptionoftheLAN,whichiscorrectforA・
ThecomputerinthenetworkisonlyAcomputer
C・Theextentofthecommunicationerrorrateonthenetworkishigher・Theareaofthenetworkisusuallyseveralmeters
toseveralhundredmeters
Inthefollowingnetwork,theIansare―D・
A.Internetb・Internet
C.Chinaeducationresearchnetworkd.campuscomputernetwork
Themaximumdista
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