YournetworkcontainsasingleActiveDirectorydomainnamedcontoso.com.Anadministratoraccidentallydeletesthe_msdsc.contoso.comzone.Yourecreatethe_msdsc.contoso.comzone.Youneedtoensurethatthe_msdsc.contoso.comzonecontainsalloftherequiredDNSrecords.Whatshouldyoudooneachdomaincontroller（）
A.RestarttheNetlogonservice.
B.RestarttheDNSServerservice.
C.Rundcdiag.exe/fix.
D.Runipconfig.exe/registerdns.
正确答案：参考A
