单项选择题
A.Enable aging and scavenging on the contoso.com zone.
B.Convert contoso.com to an Active Directory-integrated zone.
C.From the start of authority (SOA) record for contoso.com, change the refresh interval.
D.From the start of authority (SOA) record for contoso.com, change the TTL For This Record value.
单项选择题 YournetworkcontainsasingleActiveDirectorydomainnamedcontoso.com.ThefunctionallevelofthedomainisWindows2000mixed.YouhaveadomaincontrollernamedDC1thatrunsWindowsServer2003ServicePack2(SP2).DC1hostsastandardprimaryzoneforcontoso.com.Youneedtoensurethatonlycomputersinthecontoso.comdomaincanregisterhostrecordsinthe contoso.comzone.Whatshouldyoudo?（）
单项选择题 You are the network administrator for your company. All network servers run Windows Server 2003 Service Pack 2 (SP2).You deploy a DNS server named DNS1 that runs Windows Server 2003 SP2. You need to configure DNS1 to use your ISP’s DNS servers to resolve all Internet queries. Internet name resolution should fail if the ISP’s DNS servers are unavailable. What should you configure on DNS1 server?（）
单项选择题 YournetworkconsistsofasingleActiveDirectorydomainnamedcontoso.com.AllserversrunWindowsServer2003ServicePack2(SP2).YouplantodeployanewDNSzonenamedadatum.com.Youneedtoensurethatonlycomputersinthecontoso.comdomaincanupdatehostrecordsinthenewDNSzone.Whatshouldyoudo?（）