资源描述：
《思科网院考试题库》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、思科网院考试题库CCNA1-Module2CCNA1-Module21WhichtwolayersoftheOSImodelhavethesamefunctionsastheTCP/IPmodelNetworkAccessLayer?(Choosetwo.)NetworkTransportPhysical**DataLink**Session2Whatisaprimaryfunctionofthetrailerinformationaddedbythedatalinklayerencapsulation?supportserrordetection**ensures
2、orderedarrivalofdataprovidesdeliverytocorrectdestinationidentifiesthedevicesonthelocalnetworkassistsintermediarydeviceswithprocessingandpathselection3Duringtheencapsulationprocess,whatoccursatthedatalinklayer?Noaddressisadded.Thelogicaladdressisadded.Thephysicaladdressisadded.**Theproc
3、essportnumberisadded.4Whatdeviceisconsideredanintermediarydevice?fileserverIPphonelaptopprinterswitch**5Whichlayerencapsulatesthesegmentintopackets?physicaldatalink**networktransport6Whichstatementscorrectlyidentifytheroleofintermediarydevicesinthenetwork?(Choosethree.)determinepathway
4、sfordata**initiatedatacommunicationsretimeandretransmitdatasignals**originatetheflowofdatamanagedataflows**finalterminationpointfordataflow7Whatcanbeidentifiedbyexaminingthenetworklayerheader?thedestinationdeviceonthelocalmediathepathtousetoreachthedestinationhost**thebitsthatwillbetra
5、nsferredoverthemediathesourceapplicationorprocesscreatingthedata8WhatistheproperorderofthelayersoftheOSImodelfromthehighestlayertothelowestlayer?physical,network,application,datalink,presentation,session,transportapplication,physical,session,transport,network,datalink,presentationappli
6、cation,presentation,physical,session,datalink,transport,networkapplication,presentation,session,transport,network,datalink,physical**presentation,datalink,session,transport,network,physical,application9Refertotheexhibit.Whichthreelabelscorrectlyidentifythenetworktypesforthenetworksegme
7、ntsthatareshown?(Choosethree.)NetworkA--WANNetworkB--WAN**NetworkC--LAN**NetworkB--MANNetworkC--WANNetworkA--LAN**10Whatarethekeyfunctionsofencapsulation?(Choosethree.)allowsmodificationoftheoriginaldatabeforetransmissionidentifiespiecesofdataaspartofthesamecommunication**enablescons
