2024年juniper認證筆試歷年真題薈萃含答案

2024年juniper認證筆試歷年真題薈萃含答案（圖片大小可自由調整）第1卷一.參考題庫(共30題)1.Whichstatementistrueaboutimportandexportroutingpolicies?（）A、Importpoliciesconcernroutesreceivedanddeterminewhichroutesgetputintotheroutingtable.B、Exportpoliciesconcernroutesreceivedanddeterminewhichroutesgetputintotheroutingtable.C、Exportpoliciesareappliedbeforetheroutingtable.D、Importpolicesareappliedaftertheroutingtable.2.WhichconfigurationcommandconfiguresqueuebufferallocationontheERXEdgeRouter?（）A、qos-profileB、queue-profileC、scheduler-profileD、traffic-shape-profile3.ATelnetsessionisinitiatedfromhost.Whatwillhappenwhenitisprocessedbythefirewallfiltershownintheexhibit?（） A、Thepacketwillbeacceptedandlogged.B、Thepacketwillbediscardedandlogged.C、Thepacketwillberejectedandasyslogmessagegenerated.D、Thepacketwillbeacceptedandsampled.4.Whichtwostatementsaretrueregardingfirewalluserauthentication?（）(Choosetwo.)A、Whenconfiguredforpass-throughfirewalluserauthentication,theusermustfirstopenaconnectiontotheJunossecurityremotenetworkresource.B、WhenconfiguredforWebfirewalluserauthenticationonly,theusermustfirstopenaconnectiontotheJunossecurityremotenetworkresource.C、IfaJunossecuritydeviceisconfiguredforpass-throughfirewalluserauthentication,newsessionsareautomaticallyintercepted.D、IfaJunossecuritydeviceisconfiguredforWebfirewalluserauthentication,newsessionsareautomaticallyintercepted.5.WhataretwoadvantagestocustomerswithL2MPLSVPNs?（）(Choosetwo.)A、Serviceproviderhasroutingcontrol.B、Customerscontroltheirownrouting.C、CancommunicateprotocolsotherthanIP.D、AllowsthemtouseseparatenetworksforIPandVPNtraffic.6.InaBridged1483network,whatLayer2encapsulationsarepassedbetweentheDSLbridgeandtheERX?（）A、singleATMheaderB、singleEthernetheaderC、ATMheaderfollowedbyaPPPheaderD、ATMheaderfollowedbyanEthernetheader7.WhichthreeauthenticationoptionsdoesIS-ISsupport?（）A、MD5B、DESC、KerberosD、unauthenticatedE、simplepassword8.Whatisaroutefilter?（）A、alistofprefixesthatcanbeconfiguredinapolicyB、asingleprefixthatisconfiguredseparately,andcanbereferencedinapolicyC、alistofprefixesthatisconfiguredseparatelyandcanbereferencedinapolicyD、asingleprefixthatcanbeconfiguredwithinapolicy9.Whichtwoprotocolsareconnection-oriented?（）A、EthernetB、PPPC、TCPD、UDP10.TodynamicallyassignhostroutesonanLNS，whereshouldtheipaccess-routescommandbeapplied？（）A、profileB、remotehostC、aaadomain-mapD、l2tpdestinationprofile11.InaBridged1483network,whichsetofcommandsisusedtoconfigureanATMsub-interface?（）A、interfaceatm6/0.33atmpvc33033aal5snapipdescriptionCompany-XYZencapsulationbridge1483ipaddressunnumberedloopback0B、interfaceatm6/0.33atmpvc33033aal5snapipdescriptionCompany-XYZencapsulationbridge1483ipunnumberedloopback0C、interfaceatm6/0.33atmpvc33033aal5snapencapsulationbridge1483ipdescriptionCompany-XYZipaddressunnumberedloopback0D、interfaceatm6/0.33atmpvc33033aal5snapencapsulationbridge1483ipdescriptionCompany-XYZipunnumberedloopback012.Whichcolordoestherouterassigntopacketsreceivedatadataratethatisabovethecommittedratebutisbelowthepeakrate?（）A、redB、whiteC、greenD、yellow13.A?router?receives?an?IPv6?packet?which?is?2000?bytes?in?length.?The?MTU?of?the?outgoing?interface?is?1500?bytes.?What?action?will?the?router?take？（）A、forwards?the?packetB、fragments?the?packetC、drops?the?packet?silentlyD、drops?the?packet?and?sends?an?ICMP?message14.WhichCLIcommanddisplayspacketandbytecountsforaninterfaceinreal-time?（）A、monitortrafficB、showinterfacesC、monitorinterfaceD、showtrafficcounts15.Whichcommandwillsilentlydropamatchingpacket?（）A、setrouting-optionsstaticroute/32no-retainB、setrouting-optionsstaticroute/32discardC、setrouting-optionsstaticroute/32rejectD、setrouting-optionsstaticroute/32passive16.Which?command?is?a?valid?way?to?view?the?status?of?an?interface？（）A、>show?interfaces?fe-0/0/0?extensiveB、>show?interfaces?fe-0/0/0?statusC、>show?interfaces?fe-0/0/0?health-infoD、>show?interfaces?fe-0/0/0?verbose17.Arouterhasbeenconfiguredwiththeauthenticationordersettingsshownbelow: [edit] user@host#showsystemauthentication-orderauthentication-order[radiustacpluspassword]; Therouteralsohasalocaldatabasethatcontainstheuserlabwithpasswordlab123.WhatwouldhappenifboththeRADIUSandtheTACACSserversrespondwitharejectforuserlab?（）A、Theuserlabwillnotbeabletologin.B、Theuserlabwillbeauthenticatedagainstthelocaldatabaseandwillbeabletologin.C、Theuserwillbeabletologinonlyiftriestologinastherootuser.D、Theuserlabwillreceiveanerrormessageindicatingtheusernameandpasswordprovidedcouldnotbefoundontheradiusandtacacsservers.18.Which?configuration?shows?a?pool-based?source?NAT?without?PAT’？（） A、AB、BC、CD、D19.AlogfilteroflogseverityDEBUGpppPacketATM4/3.66isconfiguredwithinthecategoryofpppPacket. Whichconfigurationcommandremovesthisspecificlogfilter?（） A、AB、BC、CD、D20.Whichthreeauthenticationresourcesaregroupedwithinanauthenticationrealm?（）A、AuthenticationenforcerB、DirectoryserverC、CaptiveauthenticationD、AuthenticationpolicyE、Role-mappingrules21.WhichthreepropertiesorbehaviorsofanIPinterfacearedefinedbyaprofile?（）(Choosethree.)A、IPaccessroutesB、MTUsizeoftheinterfaceC、numberofPPPoEsessionD、usingCHAPforauthenticationE、assigningtheinterfacetoavirtualrouter22.WhatdoestheSRPdistributetothelinemoduleswhenaroutingtablechanges?（）A、updatedRIB-OutB、link-stateinformationC、anincrementalupdateD、thecompleteroutingtable23.Giventhepolicy: Whichrouteswillbeaccepted?（）A、allactivestaticrouteswithnometricB、allinactivestaticrouteswithnometricC、allactivestaticrouteswithametricof10D、allinactivestaticrotueswithametricof1024.WhataretwowaystoviewthesystemlogfilesonaWXdevice?（）(Choosetwo.)A、UsetheCLIandentershowlog.B、UsetheCLIandentershowall.C、UsetheCLIandentershowlogging.D、InWebView,chooseAdmin>Tools>DisplaySystemLog.25.Which?routing?table?stores?IPv6?routes？（）A、inet.0B、inet.2C、inet6.0D、inet.v6E、ip-net.026.YouhavebeenaskedtoconfigureyourMX240withadefaultroutetowardyourupstreamISPatIPaddress.Whichcommandsuccessfullycompletesthistask?（）A、user@router#setrouting-optionsstaticroute/0next-hopB、user@router#setrouting-optionsdefaultroute/0next-hopC、user@router#setforwarding-optionsstaticroute/0next-hopD、user@router#setprotocolsdefaultroute/0next-hop27.WhatarethreedifferentintegratedUTMcomponentsavailableonthebranchSRXSeriesdevices?（）(Choosethree.)A、antivirus(fullAV,expressAV)B、antivirus(desktopAV)C、WebfilteringD、antispamE、firewalluserauthentication28.TwoLabel-SwitchedPathscalledLSPAandLSPBhavebeenconfiguredonarouter.LSPAhasbeenconfiguredwithahold-priorityof3.ThereisinsufficientreservablebandwidthalongthepathtoaccomodatebothLSPsreservationrequirements.WhichsetupprioritymustLSPBhavetopre-emptLSPAanduseitsbandwidth?（）A、2B、3C、4D、729.WhichBehaviorAggregate(BA)isusedtoclassifytrafficarrivingonanLSP?（）A、EXPB、DSCPC、802.1PD、inet-precedence30.EnduserswanttomapanetworkdriveontheirPCswhentheyareconnectedtotheJunosPulseAccessControlService.Themappeddrivemustberemovedwhenusersdisconnecttheirsession.Whichfeatureaddressesthisrequirement?（）A、agentsessionscriptsB、preconfigurationinstallerC、JunosPulsecomponentsetD、agentactions第1卷參考答案一.參考題庫1.參考答案:A2.參考答案:B3.參考答案:A4.參考答案:B,C5.參考答案:B,C6.參考答案:D7.參考答案:A,D,E8.參考答案:D9.參考答案:B,C10.參考答案:A11.參考答案:D12.參考答案:D13.參考答案:D14.參考答案:C15.參考答案:B16.參考答案:A17.參考答案:B18.參考答案:C19.參考答案:C20.參考答案:B,D,E21.參考答案:A,B,E22.參考答案:D23.參考答案:C24.參考答案:A,D25.參考答案:C26.參考答案:A27.參考答案:A,C,D28.參考答案:A29.參考答案:A30.參考答案:A第2卷一.參考題庫(共30題)1.Whichtwostatementsaretruewhensource/destinationfiltersareenabled?（）(Choosetwo.)A、Excludedtrafficisnotaccelerated.B、Excludedtrafficisonlycompressed.C、Source/destinationfilterappliestoalltrafficsentfromLANtoWAN.D、Source/destinationfiltersworkinpacketinterceptionmodeusingRIPv2.2.Whichtwocommandsallowyoutoreturntoapreviousversionofsoftwareonthedevice?（）A、requestsystemsoftwareaddB、requestsystemsoftwaredowngradeC、requestsystemsoftwarereplaceD、requestsystemsoftwarerollback3.Whichcommandwillsavethecurrentactiveconfigurationastherescueconfiguration?（） A、AB、BC、CD、D4.WhichtwoconsiderationsmustyoutakeintoaccountwhendeployingaJunosPulseAccessControlServicecluster?（）A、Statesynchronizationoccursonlythroughtheinternalnetworkinterfacecard(NIC)B、LatencyoftheWANmustbelessthan300ms.C、AuthenticatingendpointsmustbeonthesameLANsegment.D、Clustermembersmustusethesamehardwareplatfor5.Asystemadministratordetectsthousandsofopenidleconnectionsfromthesamesource.Whichproblemcanarisefromthistypeofattack?（）A、ItenablesanattackertoperformanIPsweepofdevices.B、Itenablesahackertoknowwhichoperatingsystemthesystemisrunning.C、Itcanoverflowthesessiontabletoitslimit,whichcanresultinrejectionoflegitimatetraffic.D、Itcreatesapingofdeathandcancausetheentirenetworktobeinfectedwithavirus.6.WhatinformationdoOSPFhellopacketscontain?（） A、AB、BC、CD、DE、E7.Howcanyouresetyourrouterorswitchtofactorydefaults?（）A、resetconfigurationB、loadfactory-defaultC、loadoverridedefaultD、setdefaultconfiguration8.Whatarethreekeypre-installation/configurationconsiderationswhendeployingaWXdevice?（）(Choosethree.)A、cablingB、communitytopologyC、requiresalicensekeyD、requirestwoIPaddressesE、registrationserverdesignation9.AcustomerisdeployinganewJunosPulseAccessControlServiceandhascompletedtheinitialbootconfigurationaspromptedusingaserialconnection.ThecustomernowwantstocompletetherestoftheconfigurationusingtheadminGUI.IntowhichportontheJunosPulseAccessControlServiceshouldthecustomerplugthenetworkcabletoenableaccesstotheadminGUI?（）A、theinternalinterfaceB、theexternalinterfaceC、themanagementinterfaceD、theconsoleinterface10.WhichtwoBGPattributessupportroutereflection?（）A、ClientIDB、ClusterlistC、OriginatorIDD、Reflectioncommunity11.Anadministratorisunabletopinganyaddressonthe/24subnet.Toidentifytheproblem,theadministratorusesthecommandshownintheexhibit. Whichstepshouldbetakentosolvetheproblem?（） A、CheckthephysicalcableB、Issuethecommandactivateinterfacesfe-0/0/1.513C、Issuethecommanddeleteinterfacesfe-0/TJ/1.513D、ReconfiguretheIPaddress12.WhichtwostatementsaretrueaboutTCPcommunication?（）A、Thereceiveracknowledgesthefinalpacketineachcommunicationsstream.B、Thereceiveraddssequencingnumberstothepacketsreceived.C、Thesenderaddssequencingnumberstothepacketsitsends.D、Thereceiveracknowledgeseachpacketitreceivesfromthesendingdevice.13.WhichcommandisusedtoenableaccesstoJ-WebusingHTTPS?（）A、setsystemremote-accessprofilehttpsB、setservicesremote-accessprofilej-web-httpsC、setsystemservicesweb-managementhttpsD、setservicesweb-managementj-web-https14.Which?type?of?IGP?should?you?use?to?achieve?scalability?in?a?large?enterprise?network？（）A、link-state?protocolB、path-vector?protocolC、Bellman-Ford?protocolD、distance-vector?protocol15.UnderwhichJunoshierarchylevelaresecuritypoliciesconfigured?（）A、[editsecurity]B、[editprotocols]C、[editfirewall]D、[editpolicy-options]16.WhichattributecanbeassociatedwithanLDP-signaledLSP?（）A、linkcoloringB、bandwidthreservationC、forwardingequivalenceclassD、transitlabel-switchrouter'sIPaddress17.Which?multicast?groups?support?Auto-RP?mapping?and?discovery？（）A、9B、9C、0D、018.InaRouted1483network,aproviderdoesn'twanttoconfigurestaticroutesforitscustomernetworks. WhichcommandallowstheERXtoobtaintheframedroutestoredontheRADIUSserver?（）A、radiusaccountingserver5B、aaadomain-mapdynamic1483defaultloopback0C、subscriberipusercustomer1domainpasswordabcdeD、atmpvc99099aal5autoconfigsubscriberpasswordabcde19.Whatarethreebenefitsofclassofservice?（）A、Itcanmakeaslownetworkfaster.B、Itcanprioritizelatency-sensitivetraffic.C、Itcaneliminatecongestion.D、Itcancontrolcongestion.E、Itcanallocatebandwidthfordifferentclassesoftraffic.20.WhichthreeuserauthenticationmethodsaresupportedbytheJunosOS?（）A、RADIUSB、CHAPC、localuserdatabaseD、TACACS+E、PAP21.WhichcommandconfiguresanATMPVCinaBridged1483network?（）A、atmpvc33033aal5snapB、atmpvc33033aal5bridgeC、atmpvc33033bridge1483D、atmpvc330331483bridge22.Acompanyhascompletedtwoacquisitionsoverthepreviousyear.Eachoftheacquiredcompanieswasallowedtokeepitsownindependentauthenticationserver.ThenetworkadministratorhasbeenaskedtorollouttheJunosPulseAccessControlServicetouserswithintheoriginalcompanyalongwitheachofthetwoacquiredorganizations.Theadministratorconfiguresthreeauthenticationrealms,oneforeachindependentauthenticationserver,andassociatesthemallwithasinglesign-inpolicy.AlloftheclientendpointsarerunningJunosPulseontheirWindowsXPdesktops. WhenausersignsintotheJunosPulseAccessControlService,whichstatementiscorrect?（）A、Thefirstauthenticationrealmthatwasaddedtothesign-inpolicyisusedbydefault.B、TheuserisallowedtochoosethecorrectauthenticationrealmfromalistpresentedbyJunosPulse.C、WhenJunosPulseisinitiallyinstalledonthedesktop,itmustbeconfiguredwiththecorrectrealm.D、Thisisnotanallowedconfiguration;theadministratorshouldconfigureseparatesign-inpoliciesforeachrealm.23.CIFSaccelerationisnotworking.Whichthreestepsshouldyouusetotroubleshoottheproblem?（）(Choosethree.)A、VerifythatHTTPaccelerationisenabled.B、VerifythatTCPAcceleration(AFP)isenabled.C、VerifythattheCIFSapplicationdefinitionisdefinedcorrectly.D、VerifythatSMBsigningisnotrequiredontheclientsanddomaincontrollers.E、VerifythatCIFSaccelerationisenabledonboththeserverandclient-sideWXdevices.24.Whichtwostatementsarecorrectregardingdefaultprotocolpreferencevalues?（