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高层建筑筏形基础的结构竖向永久荷载重心宜与基底平面形心重合,当不能重合时,应用()来验算偏心

高层建筑筏形基础的结构竖向永久荷载重心宜与基底平面形心重合,当不能重合时,应用()来验算偏心距e。

A.荷载效应的基本组合

B.荷载效应的标准组合

C.荷载效应的准永久组合

D.荷载效应的永久组合

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第1题

Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?()

A. STP

B. VTP

C. GVRP

D. SNMP

E. DHCP

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第2题

Whichtwostatementsaretrueabouttrafficshapingandtrafficpolicing?()

A.bothtrafficshapingandtrafficpolicingcauseretransmissionsofconnection-orientedprotocolssuchasTCP

B.bothtrafficshapingandtrafficpolicingsupportthemarkingandre-markingoftraffic

C.theeffectsoftrafficshapingandtrafficpolicingwhenconfiguredonarouterareappliedtooutgoingtraffic

D.trafficshapingqueuesexcesstrafficwhereastrafficpolicingdiscardsexcesstraffic

E.trafficshapingallowsthetraffictoexceedthebitratewhereastrafficpolicingpreventsthetrafficfromexceedingthebitrate

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第3题

A network administrator is trying to add a new router into an established OSPF network.The
networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?()Router(config)router ospf 1Router(config-router)network 10.0.0.0 255.0.0.0 area 0

A. The process id is configured improperly

B. The OSPF area is configured improperly

C. The network wildcard mask is configured improperly

D. The network number is configured improperly

E. The AS is configured improperly

F. The network subnet mask is configuerd improperly

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第4题

WhatisthegoalofQoSinanetwork?()

A.preventpacketsfrombeingdropped

B.increaseavailablebandwidth

C.reducehardwareerrors

D.providepredictablenetworkservice

E.eliminatepropagationdelay

F.eliminatejitterandpacketloss

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第5题

WhatarethestepsforconfiguringstatefulNBARfordynamicprotocols?()

A.usethecommandipnbarprotocol-discoverytoallowidentificationofstatefulprotocols.Usethecommandipnbarport-maptoattachtheprotocolstoaninterface

B.usethecommandmatchprotocolrtptoallowidentificationofreal-timeaudioandvideotraffic.Usethecommandipnbarport-maptoextendtheNBARfunctionalityforwell-knownprotocolstonewportnumbers

C.usethecommandmatchprotocoltoallowidentificationofstatefulprotocols.Usethecommandipnbarport-maptoattachtheprotocolstoaninterface

D.configureatrafficclass.Configureatrafficpolicy.Attachthetrafficpolicytoaninterface.

E.configurevideostreaming.Configureaudiostreaming.Attachthecodectoaninterface

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第6题

If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?()

A. the IP address of the first Fast Ethernet interface

B. the IP address of the console management interface

C. the highest IP address among its active interfaces

D. the lowest IP address among its active interfaces

E. the priority value until a loopback interface is configured

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第7题

Twositesareusingamultisitecentralizedcallprocessingmodel.Thevoicegatewayontheremotebranchh
aslostIPconnectivitytoitsCiscoCallManagerserver.WhichfeatureenablestheremotegatewaytotaketheroleofthecallagentduringtheWANfailure?()

A.automatedalternaterouting(AAR)

B.CiscoCallManagerAttendantConsole

C.real-timeprotocol(RTP)

D.SurvivableRemoteSiteTelephony(SRST)

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第8题

Three access ports have been installed and configured to a small office.What term defines the wireless topology?()

A. IBSS

B. BSS

C. ESS

D. SSID

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第9题

The network administrator cannot to switch 1 over a telnet session,although the hosts atta
ched to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()

A. Switch1(config)# i nterface fa0 /1 Switch1(config-if)# ip address 192.168.24.3.255.255.255.0

B. Switch1 (config)#interface fa0/1 Switch1 (config-if)# switchport mode trunk

C. Switch 1 (config)# i nterface fa0 /1 Switch1 (config-if)# duplex full Switch1 (config-if)# speed 100

D. Switch1 (config-if)# default-gateway 192.168.24.1

E. Switch1 (config)# line con 0 Switch1(config-line)# password cisco Switch1 (config-line)#login

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第10题

Whichthreemethodswouldhelppreventcriticalnetwork-trafficpacketlossonhighspeedinterfaces?()

A.policyrouting

B.increaselinkcapacity

C.WRED

D.CBWFQ

E.LFI

F.WFQ

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