CCNA ENetwork Chapter 10

ENetworkChapter10-CCNAExploration:Network(2009-05-1012:34:20)转载标签：it分类：CCNA.CISCO.ANSWERSPostedbySpaceonSunday,May10,2009这份分数相对较少75%1Refertotheexhibit.Astudentworkinginthelabselectsacablethatiswiredasshown.Whichconnectiontypescansuccessfullybemadewiththiscable?(Choosetwo.)connectingaPCtoarouter’sconsoleport**connectingtworouterstogetherviatheirfastethernetports**connectingtwoswitchestogetheratgigabitspeedsconnectingaPCtoaswitchatGigabitEthernetspeedsconnectingtwodeviceswiththesameinterfacetypeatFastEthernetspeeds2Whichthreestatementsaretrueabouttheroleofroutersinthenetwork?(Choosethree.)Theypropagatebroadcasts.Theyenlargecollisiondomains.**Theysegmentbroadcastdomains.Theyinterconnectdifferentnetworktechnologies.**Eachrouterinterfacerequiresaseparatenetworkorsubnet.**TheymaintainacommonframeformatbetweenLANandWANinterfaces.3Refertotheexhibit.AnetworkadministratorhasdecidedtousepacketcapturesoftwaretouatealltrafficfromthestudentsubnetonthewaytotheInternet.Toensurethatallpacketsarecaptured,whatnetworkdeviceshouldbeusedtoconnectthemonitoringstationtothenetworkbetweenR1andR2?router**hubswitchwirelessaccesspoint4Anetworkadministratorisrequiredtousemediainthenetworkthatcanrunupto100metersincablelengthwithoutusingrepeaters.Thechosenmediamustbeinexpensiveandeasilyinstalled.Theinstallationwillbeinapre-existingbuildingwithlimitedcablingspace.Whichtypeofmediawouldbestmeettheserequirements?**STPUTPcoaxialsingle-modefibermultimodefiber5Refertotheexhibit.Whichthreestatementsaretrueabouttheexhibitedtopology?(Choosethree.)HostsBandCareinthesamesubnet.**Fivebroadcastdomainsarepresent.**HostBisusingacrossovercabletoconnecttotherouter.Fourbroadcastdomainsarepresent.**Fivenetworksareshown.HostBisusingarollovercabletoconnecttotherouter.6WhichthreetypesofconnectorsarecommonlyassociatedwithCisco’sV.35serialcables?(Choosethree.)RJ11**DB60**Winchester15pinDB9**smartserialRJ457Howmanyhostaddressesmaybeassignedoneachsubnetworkwhenusingthe130.68.0.0networkaddresswithasubnetmaskof255.255.248.0?30256**20462048409440968Refertotheexhibit.BasedontheIPconfigurationshown,whatwouldbetheresultofHostAandHostBattemptingtocommunicateoutsidethenetworksegment?bothhostAandBwouldbesuccessful**hostAwouldbesuccessful,hostBwouldfailhostBwouldbesuccessful,hostAwouldfailbothHostAandBwouldfail9Refertotheexhibit.WhatdestinationIPaddresswillPC1placeintheheaderforapacketdestinedforPC2?192.168.1.1192.168.2.1192.168.2.2192.168.3.1**192.168.3.5410Refertotheexhibit.Whichthreestatementsidentifythetypeofcablingthatwouldbeusedinthesegmentsthatareshown?(Choosethree.)Segment1usesbackbonecabling.**Segment1usesapatchcable.Segment3usespatchcabling.Segment3usesverticalcabling.**Segment3useshorizontalcabling.**Segment4usesverticalcabling.11Acompanyisplanningtosubnetitsnetworkforamaximumof27hosts.Whichsubnetmaskwouldprovidetheneededhostsandleavethefewestunusedaddressesineachsubnet?255.255.255.0255.255.255.192**255.255.255.224255.255.255.240255.255.255.24812Refertotheexhibit.Astudentissettingupahomenetworkprimarilyusedforextensivefiletransfers,streamingvideo,andgaming.Whichnetworkdeviceisbestsuitedtothesetypesofactivitiesinthetopologyshown?wirelessaccesspointrouterhub**switch13Refertotheexhibit.Howmanysubnetsarerequiredtosupportthenetworkthatisshown?2**34514Whatdoestheterm“attenuation”meanindatacommunication?**lossofsignalstrengthasdistanceincreasestimeforasignaltoreachitsdestinationleakageofsignalsfromonecablepairtoanotherstrengtheningofasignalbyanetworkingdevice15ToestablishaconsoleconnectionfromacomputertoaCiscorouter,whichcablewiringoptionwouldbeused?**crossovercablestraightthroughcablerollovercableV.35cable16Whatmakesfiberpreferabletocoppercablingforinterconnectingbuildings?(Choosethree.)**greaterdistancespercablerunlowerinstallationcost*limitedsusceptibilitytoEMI/RFIdurableconnections*greaterbandwidthpotentialeasilyterminated17Refertotheexhibit.Anetworktechnicianhasbeenallocatedthe192.168.1.0/24privateIPaddressrangeforuseinthenetworkthatshownintheexhibit.WhichsubnetmaskwouldbeusedtomeetthehostrequirementsforsegmentAofthisinternetwork?**255.255.255.128255.255.255.192255.255.255.224255.255.255.240255.255.255.24818Whichsubnetmaskwouldbeassignedtothenetworkaddressof192.168.32.0toprovide254useablehostaddressespersubnetwork?255.255.0.0**255.255.255.0255.255.254.0255.255.248.019Whattypeofnetworkcableisusedbetweenaterminalandaconsoleport?cross-overstraight-through**rolloverpatchcable20WhichoptionidentifiestheprimaryinterfacewhichwouldbeusedforinitialconfigurationofaCiscorouter?AUXinterfaceEthernetinterfaceserialinterface**consoleinterface21WhataretwocommonmethodsforsettingaUTPEthernetporttoMDIorMDIXoperation?(Choosetwo.)cablecolorcodeassociationcableselectionandconfigurationuseofcabletesterstodeterminepinoutstheautomaticdetectionandnegotiatingofMDI/MDIXoperationoftheporttheenablingofthemechanismtoelectricallyswapthetransmitandreceivepairs**theenablingofthemechanismtoelectricallyswapthetransmitandreceivepairs**theautomaticdetectionandnegotiatingofMDI/MDIXoperationoftheport22Whic