思科第一学期期末考试最新考题CCNA

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1、专业资料1窗体顶端Refertotheexhibit.WhichLayer2protocolcouldbeusedinsideneworkAandnetworkC?IPTCPUDPEthernet窗体底端2窗体顶端word完美格式专业资料Refertotheexhibit.Whichsetofdevicescontainsonlyintermediarydevices?A,B,D,GA,B,E,FC,D,G,IG,H,I,J窗体底端3窗体顶端Refertotheexhibit.Theheadersaddedateachlayerareshown.Which

2、layeraddsthedestinationandsourceprocessnumberstoensurethatdataisdeliveredtothecorrectapplication?physicallayerdatalinklayernetworklayerword完美格式专业资料transportlayer窗体底端4窗体顶端TheLayer4headercontainswhichtypeofinformationtoaidinthedeliveryofdata?serviceportnumberhostlogicaladdressdevice

3、physicaladdressvirtualconnectionidentifier窗体底端5窗体顶端Whichfiberconnectorsupportsfull-duplexEthernet?窗体底端6窗体顶端Whichdeviceshouldbeusedforroutingapackettoaremotenetwork?accessswitchDHCPserverhubrouter窗体底端word完美格式专业资料7窗体顶端Refertotheexhibit.HostAsendsaframetohostCwithadestinationMACaddre

4、ssCC.TheMACaddressforhostCisnotintheMACtableofswitchSW1.HowwillSW1handletheframe?SwitchSW1willdroptheframe.SwitchSW1willforwardtheframetohostC.SwitchSW1willfloodtheframeoutallports.SwitchSW1willfloodtheframeoutallportsexceptportFa0/1.窗体底端8窗体顶端Refertotheexhibit.Anetworktechnicianha

5、smadeseveralchangestoR1sincetheconfigurationhaslastbeensaved.Themodifiedconfigurationdidnotproducethedesiredchanges.ThetechnicianwantstostoreabackupcopyofthesavedconfigurationonaTFTPserverbeforereloading.WhichactionwillcausetheunmodifieddatatobesavedontheTFTPserver?word完美格式专业资料窗体底

6、端9窗体顶端Whichthreestatementsaretrueaboutnetworklayeraddressing?(Choosethree.)Ituniquelyidentifieseachhost.Itassistsinforwardingpacketsacrossinternetworks.Itusesalogical32-bitIPv4address.Itisnotaconfigurableaddress.Itisaphysicaladdress.Itidentifiesthehostfromthefirstpartoftheaddress.

7、窗体底端10窗体顶端Whatistheresultofusingtheclockrate56000commandattheserialinterfaceoftherouter?TheinterfaceisconfiguredasaDCEdevice.Theinterfacetimersarecleared.word完美格式专业资料TheFastEthernetinterfaceismadetoemulateaserialinterfacebyassigningitatimingsignal.TheIPaddressfortheserialinterface

8、isconfigured.窗体底端11窗体顶端Examinethe