单项选择题 YournetworkconsistsofasingleActiveDirectorydomain.AlldomaincontrollersrunWindowsServer2008R2andareconfiguredasDNSservers.AdomaincontrollernamedDC1hasastandardprimaryzoneforcontoso.com.AdomaincontrollernamedDC2hasastandardsecondaryzoneforcontoso.com.Youneedtoensurethatthereplicationofthecontoso.comzoneisencrypted.Youmustnotloseanyzonedata.Whatshouldyoudo（）A.Onbothservers，modifytheinterfacethattheDNSserverlistenson.B.ConverttheprimaryzoneintoanActiveDirectory-integratedzone.Deletethesecondaryzone.C.ConverttheprimaryzoneintoanActiveDirectory-integratedstubzone.Deletethesecondaryzone.D.Configurethezonetransfersettingsofthestandardprimaryzone.ModifytheMasterServerslistsonthesecondary

单项选择题 YouhaveadomaincontrollerthatrunsWindowsServer2008R2andisconfiguredasaDNSserver.YouneedtorecordallinboundDNSqueriestotheserver.WhatshouldyouconfigureintheDNSManagerconsole（）

单项选择题 YouhaveasingleActiveDirectorydirectoryservicedomain.YouuseaGroupPolicyobject（GPO）toapplysecuritysettingstoyourclientcomputers.YouconfigurethestartuptypeforsystemservicessettingsinanewGPO，andyoulinktheGPOtoanorganizationalunit（OU）.Youdiscoverthatthestartuptypeforsystemservicesononeoftheclientcomputershasnotbeenupdated.YouneedtoensurethattheGroupPolicysettingsareappliedtotheclientcomputer.Whatshouldyoudo？（）A.Restarttheclientcomputer.B.Instructtheusertologoffandthenlogontotheclientcomputer.C.Ontheclientcomputer，runtheGpupdate.execommandwiththe/Forceparameter.D.Ontheclientcomputer，runtheGpupdate.execommandwiththe/Target：computerparameter.