单项选择题
A.Disable recursion.
B.Create a stub zone.
C.Disable round robin.
D.Clear the DNS cache.
单项选择题 YournetworkconsistsofasingleActiveDirectorydomain.YouhaveadomaincontrollernamedServer1thatrunsWindowsServer2003ServicePack2(SP2).TheDNSserviceisinstalledonServer1.Server1containsonlyActiveDirectory-integratedzones.Zonetransfersaredisabledforallzones.YouneedtobackuptheDNSzonesonServer1.Whatshouldyoudo?（）
单项选择题 YouhaveaDNSservernamedServer1thathostsaprimaryzoneforthedomain.YouhaveaDNSservernamedServer2thathostsasecondaryzoneforthedomain.YoudiscoverthattheresourcerecordsonServer2aredifferentfromtheresourcerecordsonServer1.YouneedtoensurethattheresourcerecordsarethesameonServer1andServer2.Whatshouldyoudo?（）
单项选择题 YouhaveaDNSservernamedServer1thatrunsWindowsServer2003ServicePack2(SP2).YouhavetwoWebserversnamedServer2andServer3.TheWebservershostaninternalWebsitethatwillbeaccessedbytheURLhttp://www.contoso.com.Youneedtoensurethatrequestsforwww.contoso.comaredistributedbetweenServer2andServer3.Whatshouldyoudo?（）