单项选择题
A. Type ping 172.16.45.9:::::.
B. Type ping ::9.45.16.172.
C. Type ping followed by the Link-local address of the server.
D. Type ping followed by the Site-local address of the server.
单项选择题 YourcompanyhasasingleActiveDirectorydomain.AllserversrunWindowsServer2008.YouinstallanadditionalDNSserverthatrunsWindowsServer2008.YouneedtodeletethepointerrecordfortheIPaddress10.3.2.127.Whatshouldyoudo？（）
单项选择题 Yourcompanyhasamainofficeandtwobranchoffices.DomaincontrollersinthemainofficehostanActiveDirectory-integratedzone.TheDNSserversinthebranchofficeshostasecondaryzoneforthedomainandusethemainofficeDNSserversastheDNSMasterserversforthezone.Eachbranchofficehasanapplicationserver.Usersaccesstheapplicationserverbyusingitsfullyqualifieddomainname.YouneedtoensurethatusersinthebranchofficescanaccesstheirlocalapplicationservereveniftheWANlinksaredownforthreedays.Whatshouldyoudo？（）
单项选择题 YourcompanyhasmultipleDNSserversinthemainoffice.YouplantoinstallDNSonamemberserverinabranchoffice.YouneedtoensurethattheDNSserverinthebranchofficeisabletoqueryanyDNSserverinthemainoffice，andyouneedtolimitthenumberofDNSrecordsthataretransferredtotheDNSserverinthebranchoffice.Whatshouldyoudo？（）