最近考的642801的试题总结.docx
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最近考的642801的试题总结.docx
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最近考的642801的试题总结
QUESTIONNO:
9
Whatdoesaspokerouterrequiretobeenabledtoensureproperfunctionalityofon-demandrouting?
A.dynamicrouting
B.staticrouting
C.CDP
D.broadcasting
Answer:
C
QUESTIONNO:
10
TheTestKingWANisdisplayedinthefollowingdiagram:
WhenperformingashowrunonrouterTestKing1,younoticethattwostaticentriesshownabovewereconfiguredforthe10.0.0.0network.
Whichpathwillbeselectedbytherouterasthebestpath?
A.Per-destinationloadsharingwillbeimplemented.
B.ThepaththroughTestKing2willbeused.
C.ThepaththroughTestKing3willbeused.
D.Per-packetloadsharingwillbeimplemented.
Answer:
B
QUESTIONNO:
6
WhatarethreecharacteristicsofRIPv2?
(Choosethree)
A.Supportsvariable-lengthsubnetmaskbydefault.
B.Doesnotsupportvariable-lengthsubnetmaskbydefault.
C.Supportsdiscontiguousnetworksbydefault.
D.Multicastupdates224.0.0.9
E.Broadcastupdates
Answer:
A,C,D
QUESTIONNO:
9
OSPFandIS-ISareexamplesoflinkstateprotocols.Whichtwofeaturesarecharacteristicsoflink-stateroutingprotocols?
(Choosetwo)
A.Link-stateprotocolsarebasedontheDijkstraalgorithm.
B.Anyincrementalupdatescontainthefullroutingtable.
C.Link-stateprotocolsfloodtheareawithLSAswhenanetworkchangeoccurs.
D.Routingupdatesarebroadcasttoneighbors.
E.Link-stateprotocolsusesplit-horizonupdatestoavoidroutingloops.
Answer:
A,C
QUESTIONNO:
1
WhenanadministratorusesVLSMtosubnetanetworkaddress,whichofthefollowingrulesmustbeadheredto?
(Selectthree)
A.Asubnetismadeupofallaggregatedroutes.
B.Asubnetcanaddresshosts,orbefurthersubnetted
C.Aroutingprotocolmustcarrythesubnetmaskinupdates.
D.Summarizednetworksmusthavethesamehigh-orderbits.
Answer:
B,C.D
QUESTIONNO:
8
InanefforttodecreasethesizeoftheroutingtablesintheTestKingnetwork,summarizationisbeingconfiguredonallrouters.WhereinanEIGRPnetworkisitmostappropriatetoimplementroutesummarization?
A.Atareaborderrouters
B.Atautonomoussystemboundaryrouters
C.ItisdoneautomaticallybytheDRrouterineacharea
D.ManuallyatanyinterfaceofanyEIGRProuterwithinthenetwork
E.Inbackbonearearouters.
Answer:
B
QUESTIONNO:
17
EIGRPhasbeenconfiguredastheroutingprotocolontheTestKingnetwork.WhichstatementsaretrueregardingEIGRP?
(Choosethree)
A.Bydefault,EIGRPperformsauto-summarizationacrossclassfulnetworkboundaries.
B.EIGRPusesanareahierarchytoincreasenetworkscalability
C.Tospeedconvergence,EIGRPattemptstomaintainasuccessorandfeasiblesuccessorpathforeachdestination.
D.EIGRPuseshellostoestablishneighborrelationships.
E.Bydefault,EIGRPusestheDijkstraalgorithmtodeterminethebestpathtodestinationnetworkbasedonbandwidthanddelay.
Answer:
A,C,D
QUESTIONNO:
20
Fromthefollowingchoices,identifythecharacteristicsofEIGRPfeasiblesuccessors.(Selectthree)
A.Afeasibleisselectedbycomparingtheadvertiseddistanceofanon-successorroutertothefeasibledistanceofthebestroute.
B.Iftheadvertiseddistanceofthenon-successorrouteislessthanthefeasibleofbestroute,thenthatrouteisidentifiedasafeasiblesuccessor.
C.Ifthesuccessorbecomesunavailable,thefeasiblesuccessorcanbeusedimmediatelywithoutrecalculatingforalostroute.
D.Thefeasiblesuccessorcanbefoundintheroutingtable.
E.Trafficwillbeloadbalancedbetweenfeasiblesuccessorswiththesameadvertiseddistance.
Answer:
A,B,C
QUESTIONNO:
21
WhichofthefollowingstatementsaretrueaboutEIGRPoperation?
(Choosethree)
A.Whensummarizationisconfigured,therouterwilladdaroutetonull0
B.Thesummaryrouteremainsintheroutetable,eveniftherearenomorespecificroutestothenetwork.
C.Summarizationisconfiguredonaper-interfacelevel.
D.Themaximummetricforthespecificroutesisusedasthemetricforthesummaryroute.
E.Automaticsummarizationacrossmajornetworkboundariesisenabledbydefault.
Answer:
A,C,E
QUESTIONNO:
22
WhatactiondoesanEIGRProutertakewhenitcannotfindafeasiblesuccessorforanetwork?
A.Itexaminestheroutingandneighbortablesforthenextbestpath.
B.Ittransitionsfrompassivetoactivestateforthatnetworkandqueriesitsneighbors.
C.Itexaminesthetopologyforanextbestpath.
D.Ittransitionsfromactivetopassivestateforthenextnetworkandqueriesitsneighbors.
Answer:
B
QUESTIONNO:
23
TheTestKingEIGRPnetworkisdisplayedinthefollowingtopologydiagram:
YouworkasanetworktechnicianatTestK.Studytheexhibitscarefully.Ifthecommand
"variance3"wasaddedtotheEIGRPconfigurationofTestKing5,whichpathorpathswouldbechosentoroutetrafficfromTestKing5tonetworkX?
A.TestKing5-TestKing2-TestKing1
B.TestKing5-TestKing2-TestKing1andTestKing5-TestKing3-TestKing1.
C.TestKing5-TestKing3-TestKingAandTestKing5-TestKing4-TestKing1.
D.TestKing5-TestKing2-TestKing1,TestKing5-TestKing3-TestKing1,andTestKing5-TestKing4-TestKing1.
Answer:
B
QUESTIONNO:
24
Whatisthepurposeofthe"eigrpstub"configurationcommand?
A.ToincreasescalabilitybylimitingtheEIGRPqueryrange.
B.ToreducethesizeoftheroutingtablebyblockingtheDEX(ExternalEIGRP)routesintheEIGRPstubrouter.
C.ToreducetheconvergencetimebyenablingtheEIGRPstubroutertopropagatetheEIGRPqueriesfromtheEIGRPhubrouter.
D.ToreducetheconvergencetimebyenablingtheEIGRPstubroutertoalsoperformqueryrequeststotheEIGRPhubrouter.
Answer:
A
QUESTIONNO:
1
OSPFhasrecentlybeenconfiguredonrouterTK1.ArouterrunningOSPFcanbeinoneofmanydifferentstates.WhichstatemustrouterTK1beinwithaneighborbeforeitwillbegintoroutetraffic?
A.fullstate
B.activestate
C.two-waystate
D.forwardingstate
Answer:
A
QUESTIONNO:
4
ThreeTestKingroutersandconnectedviaaframerelaynetworkasshownbelow:
Examinethes0interfaceonrouterTestKing1.WhatistheOSPFnetworktypebydefault?
A.Nonbroadcast
B.Broadcast
C.Point-to-multipoint
D.Point-to-point
E.Point-to-multipointnonbroadcast
Answer:
A
QUESTIONNO:
16
TheTestKingOSPFnetworkisdisplayedbelow:
Refertotheexhibit.Allroutershaveconvergedandneighborrelationshipshavebeenestablished.WhichstateisTestKing4in?
A.2WAY/DROTHER
B.2WAY/BDR
C.2WAY/DR
D.FULL/DROTHER
E.FULL/BDR
F.FULL/DR
Answer:
F
QUESTIONNO:
21
WhichofthefollowingOSPFroutesaresupportedbytheStubAreatype?
(Selectthree)
A.O
B.OIA
C.ON2
D.O*N2
E.O*IA
Answer:
A,B,E
QUESTIONNO:
23
RoutersTK1,TK2,andTK3arepartofOSPFarea100asshownbelow:
IntheTestKingnetworkshownabove,routerTK1waselectedtheDRandTK2waselectedtheBDR.AssumethatTK1fails,andthatTK2takestheplaceoftheDRwhileTK3becomesthenewBDR.WhatwillhappenwhenTK1comesbackonline?
A.TK1willtaketheplaceofDRimmediatelyuponestablishingitsadjacencies.
B.TK1willtaketheplaceofDRonlyifTK2fails.
C.TK1willtaketheplaceofDRonlyifbothTK2andTK3fail.
D.AnewelectionwilltakeplaceestablishinganallnewDRandBDRbaseonconfiguredprioritylevelsanMACaddresses.
Answer:
C
QUESTIONNO:
6
WhichofthefollowingstatementsarecorrectaboutthedifferencesinIS-ISandOSPF?
(Choosethree)
A.IS-ISLSPcontainsTLVfieldsandOSPFLSUcontainstheLSAs.
B.NewadditionstotheprotocolareeasilyimplementedinOSPFbutnotwithIS-IS
C.ForgreaterfinetuningtherearemoreoptionsavailableinIS-IS.
D.OSPFhasmoreareatypesthandoesIS-IS.
E.IS-ISismoreCPU-intensivethatisOSPF.
Answer:
A,C,D
QUESTIONNO:
1
ThereareseveralvarietiesofIS-ISrouters.TwotypesofIS-ISprovideintra-arearoutingservices,meaningthattheyareusedtoroutetrafficwithinthesamearea..Whichofthefollowingtwomatchthisdescription?
(Selecttwo)
A.L1IS
B.L1ES
C.L2IS
D.L2ES
E.L1/L2IS
Answer:
A,E
QUESTIONNO:
17
TheTestKingIS-ISnetworkisdisplayedbelow:
Giventheabovediagram,whichstatementcorrectlymatchesthelettertothetypeofIS-IShelloPDU?
P109
QUESTIONNO:
18DRAGDROP
AsaTestKnetworktechnicianyouarerequiredtodragtheappropriateIS-ISroutingitemtoitscorrectdefinition.P111
QUESTIONNO:
20
InanIS-ISenvironment,whathappenswhenthedesignatedISroutercrashes?
A.TheelectedbackupdesignatedroutertakestheplaceoftheDISindefinitelywithoutthenecessityofanewelection.
B.TheelectedbackupdesignatedroutertakestheplaceoftheDISindefinitelywithoutthenecessityofanewelection,untiltheoriginalDIScomesbackonline.
C.Anewelectionprocessoccursimmediately,establishinganewDISuntilarouterwithahigherpriorityorMACaddressestablishesanadjacency.
D.Anewelectionprocessoccursimmediately,establishinganewDISthatwillremaininplaceindefinitely.
Answer:
C
QUESTIONNO:
3
WhatisperiodicallysentbyaDISonaLANtoensurethatalladjacentneigbors'IS-ISlink-statedatabasesaresynchronized?
A.completeSNP(CSNP)
B.partialSNP(PSNP)
C.databasequery
D.databasedescriptionpacket(DDP)
E.link-statesummary
F.hello
Answer:
A
QUESTIONNO:
28
WhichattributemustexistintheBGPupdatepacket?
A.LOCAL_PREF
B.AGGREGATOR
C.AS_Path
D.Weight
Answer:
C
QUESTIONNO:
31
BGPcontainstwopathstoadestination.Assumingbothrouteswereoriginatedlocallyandhaveanequalweight,whatwillbethenextdeterminingfactorinchoosingthebestpath?
A.lowestMED
B.highestlocalpreference
C.lowestneighborIPaddress
D.lowestorigincode
E.shortestAS-path
Answe
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