Refer to the exhibit. A trunk link is connected between switch A_SW and switch D_SW. Based on the configuration shown in the exhibit, how would the traffic coming from the switch A_SW be managed? ()
A. The trunk port Fa0/1 on switch A_SW will trust allCoS values on the frames coming from the IP phone.
B. The trunk port Fa0/1 on switch A_SW will trust allCoS values on the frames received on the IP phone.
C. The trunk port Fa0/1 on switch D_SW will trust allCoS values on the frames coming from port Fa0/1 on A_S
D. The trunk port Fa0/1 on switch D_SW will trust allCoS values on the frames received on the A_SW switch port Fa0/4.
E. The trunk port Fa0/1 on switch D_SW will trust allCoS values on the frames received on the IP phone port.
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工程量清单是工程量清单计价的基础,其作用主要表现为()
A. 是编制工程预算或招标人编制控制价的依据
B. 是供投标者报价的参考工程量
C. 是确定和调整合同价款的依据
D. 是计算工程量以及支付工程款的依据
E. 是办理工程结算和工程索赔的依据
TwostationsonaLANtransmitatthesametime,resultinginacollision.Whathappenswhenacollisionoccursonthenetwork?()
A. EachdeviceontheEthernetsegmentstopstransmittingforashorttime.
B. Ajamsignalinformsalldevicesthatacollisionoccurred.
C. Whendatatransmissionresumes,thedevicesthatwereinvolvedinthecollisionhaveprioritytotransmit.
D. Thedevicesthatareinvolvedinthecollisionstopstransmittingforashorttime.
E. Thecollisioninvokesarandomback-offalgorithm.
以满足消费者需要的价值为取向,确定企业统一的促销策略,协调使用各种不同的传播手段,发挥不同传播工具的优势, 从而使企业的促销宣传实现低成本策略化与高强冲击力,形成促销高潮,这一营销方式称作()。
A. 电子邮件营销
B. 博客营销
C. 搜索引擎营销
D. 整合营销
YouarethenetworkadministratorforThenetworkconsistsofasingleActiveDirectorydomainnamedAllnetworkserversrunWindowsServer2003,andallclientcomputersrunWindowsXPProfessional. Youarerequiredtoimplementabackupstrategyforallfiveserversonthenetwork.YouusetheBackupUtilitytoschedulenightlybackupjobs.YoucreateadomainuseraccountnamedBackupSvc,andaddittothelocalBackupOperatorsgrouponallfileservers.ThescheduledbackupjobswilluseBackupSvctologontothenetworkNightlybackupsoccursuccessfullyforsixweeks.Then,nightlybackupsfailonallservers.Whenyouexaminetheeventlogofoneserver,youdiscoverthatthe passwordforBackupSvcisexpired.YouresetthepasswordandselectthePasswordneverexpiresoptionforBackupSvc. Thenextday,youdiscoverthatthepreviousnight'sbackupfailedonallfileservers. Youneedtoensurethatthenextnight'sbackupissuccessful. Whichtwoactionsshouldyouperform?(Eachcorrectanswerpresentspartofthe solution.()Choosetwo)
A. Stopandrestarteveryfileserver.
B. Stopandrestartthebackupapplicationoneveryfileserver.
Changethepasswordforthebackupjoboneveryfileserver.
D. InActiveDirectoryUsersandComputers,increasethevalueoftheAccountlockoutthresholdoption.
E. UnlocktheBackupSvcaccount.