VBA数据类型符号“&”表示的数据类型的是()。
A.整型
B.长整型
C.单精度
D.双精度
第1题
A. access-list 10 permit ip 192.168.147.0 0.0.0.255.255
B. access-list 10 permit ip 192.168.149.0 0.0.0.255.255
C. access-list 10 permit ip 192.168.146.0 0.0.0.0.255
D. access-list 10 permit ip 192.168.146.0 0.0.0.1.255
E. access-list 10 permit ip 192.168.148.0 0.0.0.1.255
F. access-list 10 permit ip 192.168.146.0 255.255.255.0
第2题
A.Clustersareusedinconfederationschemestoavoidloops.
B.BGPnetworkcanhaveaconfederationwithinaroutereflectorarea.
C.AninternalBGPnetworkcannothavearoutereflectorwithinaconfederation.
D.AninternalBGPnetworkcanhavearoutereflectorwithinaconfederation.
E.Clustersareusedinroutereflectorschemestoavoidloops.
F.BGPnetworkcannothaveaconfederationwithinaroutereflectorarea.
第3题
A.AllIPpacketspassingthroughtherouter
B.OnlyIPpacketswiththesourceaddressof10.1.1.1
C.AllIPpacketsfrom10.1.1.1to172.16.1.1
D.AllIPpacketsbetween10.1.1.1to172.16.1.1
第4题
A.Itsupportsfastsynchronizationatstartingandbeforenetworkfailures
B.Itsupportsautomaticserverdiscovery
C.Itusesafixed-pointarithmetion
D.Itsupportsthe"nanokernel"kernelimplementation
E.ItdoesnotsupportPublic-KeyCryptography
第5题
A.Beforesendingtraffic,itmustfirstjoin multicastgroup239.1.1.1bysendinganIGMPv2membershipreporttothedefaultrouteronthelocalsubnet.
B.ItmustsendanIGMPv2RequesttoSend packetandthenwaitforanIGMPv2CleartoSendpacketfromtheIGMPv2querierrouteronthelocalsubnet
C.Itmaybegintransmittingmulticasttraffictothegrouponlywhenthereisnootherhosttransmittingtothegrouponthelocalsubnet.
D.Itmaytransmitmulticasttraffictothegroupatanytime.
第6题
A.DecreasethemaximumMTUrequirementsonallrouterinterfacesthatareattachedtotheLANsegment.
B.IncreasethemaximumMTUrequirementsonallrouterinterfacesthatareattachedtotheLANsegment.
C.Noadditionalconfigurationisrequired.InterfaceMTUsizewillbeautomaticallyadjustedtoaccommodatethelargersizeframes.
D.Noadditionalconfigurationisrequired.FrameswithlargerMTUsizewillbeautomaticallyfragmentedandforwardedonallLANsegments.
第7题
A.00000
B.12345
C.23456
D.65000
E.99999
第8题
A.backinguptheinformationforthebrokenconnections
B.providescommoninformationforconnectingprocessesandservices
C.detectionofafailedconnection
D.providesanabstractnameforaprocessorservice
E.distributionofsymboliclinkinformation
第9题
A.arootportbeingtransitionedtotheblockingstate
B.aportbeingassignedasarootport
C.aportbeingassignedasanalternateport
D.arootportbeingtransitionedtotheforwardingstate
第10题
A.TodeterminethecorrectIOSimagetosupportyourmodulesorblades
B.Toallowforthemassdeploymentofdeviceswithminimalconfigurations.
C.Totestrouterconfigurationsvirtuallypriortoimplementingtheminyourproductionnetwork
D.ToprovideaneasywaytocheckforknownbugsinIOSreleases
E.Toverifythathardwaresuchasmodulesarecompatiblewithyourchassis
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