按照二叉树的定义,具有3个结点的二叉树有()种。A.3B.4C.5D.6
按照二叉树的定义,具有3个结点的二叉树有()种。
A.3
B.4
C.5
D.6
按照二叉树的定义,具有3个结点的二叉树有()种。
A.3
B.4
C.5
D.6
第2题
A.(config-if)#authentication ppp chap fallback ppp
B.(config-if)#authentication ppp chap pap
C.(config-if)#ppp authentication chap pap
D.(config-if)#ppp authentication chap fallback ppp
第3题
A.sourceIPaddressandtheprotocol(suchasSSL,HTTPS,SSH)
B.thepacketTimetoLiveandthesourceIPaddress
C.typeofserviceheaderandDSCPvalue
D.destinationIPaddress
第4题
A.Access-reject
B.Access-response
C.Access-challenge
D.Access-reply
E.Access-accept
第5题
A.TheOTVcontrol-planeprotocolusestheIS-ISprotocoltoestablishadjacenciesandexchangeMACreachabilityacrosstheoverlaynetwork.YoumustenableIS-ISwiththefeatureisiscommandbeforeOTVadjacenciescanbeestablished.
B.OTVusesanSSMgrouprangeforneighbordiscoveryandtoexchangeMACreachabilitywithotherOTVedgepeers.
C.TheOTVjoininterfaceisarouteduplinkinterfaceontheedgedeviceusedtophysicallyjointheoverlaynetwork.
D.TheOTVinternalinterfaceencapsulatesthesiteLayer2framesinIPunicastormulticast packetsthatarethensenttotheothersites.
第6题
A.nevertakesplace
B.periodically
C.duringswitchover
D.afterswitchover
E.beforeswitchover
第7题
A.Itpreventsmessagelooping,SessionAdvertisement(SA)messagesmustbeRPFchecked
B.RPFcheckshouldbedoneagainsttheroutetothesourceSofthecorrespondingPIM-SMdomain
C.RPFcheckshouldbedoneagainsttheroutetotheRendez-vousPointofthecorrespondingPIM-SM domain,whichoriginatedtheSA
D.RPFcheckingSessionAdvertisement(SA)messageswillcausemessagelooping
第8题
A.PreventsDoSfromlegimate,non-hostileendsystems
B.Preventsdisruptionof"specialservices",suchasMobileIP
C.DefeatsDoSAttackswhichemployIPSourceAddressSpoofing
D.Restrictsdirectedbroadcastsattheingressrouter
E.AllowsDHCPorBOOTPpacketstoreachtherelayagentsasappropriate
第9题
A.Anupdatepacketwithinitflagsetfromaknown,alreadyestablishedneighborrelationshipwasreceivedbyoneoftherouters.
B.TheARPcachewascleared.
C.Thecounterswerecleared.
D.TheIPEIGRPneighborrelationshipwasclearedmanually.
第10题
A.C84C·75FA·6000
B.01005·E11.·2FD
C.C84C·76FA·6000
D.4000.0000.0001
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