单项选择题

A.From the command prompt， use netsh.exe.B.From the com……

Your network contains an Active Directory domain named contoso.com. The contoso.com DNS zone is stored in Active Directory. All domain controllers run Windows Server 2008 R2.
You need to identify if all of the DNS records used for Active Directory replication are correctly registered.
What should you do（）

A.From the command prompt， use netsh.exe.
B.From the command prompt， use dnslint.exe.
C.From the Active Directory Module for Windows PowerShell， run the Get-ADRootDSE cmdlet.
D.From the Active Directory Module for Windows PowerShell， run the Get-ADDomainController cmdlet.

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单项选择题Your network contains an Active Directory domain named contoso.com. You run nslookup.exe as shown in the following Command Prompt window. You need to ensure that you can use Nslookup to list all of the service location （SRV） resource records for contoso.com. What should you modify（）

A.the root hints of the DNS server
B.the security settings of the zone
C.the Windows Firewall settings on the DNS server
D.the zone transfer settings of the zone

单项选择题Your network contains a single Active Directory domain named contoso.com. The domain contains two domain controllers named DC1 and DC2 that run Windows Server 2008 R2. DC1 hosts a primary zone for contoso.com. DC2 hosts a secondary zone for contosto.com. On DC1， you change the zone to an Active Directory-integrated zone and configure the zone to accept secure dynamic updates only. You need to ensure that DC2 can accept secure dynamic updates to the contoso.com zone. Which command should you run（）

A.dnscmd.exe dc2.contoso.com /createdirectorypartition dns.contoso.com
B.dnscmd.exe dc2.contoso.com /zoneresettype contoso.com /dsprimary
C.dnslint.exe /ql
D.repadmin.exe /syncall /force

单项选择题Your network contains an Active Directory domain named contoso.com. You plan to deploy a child domain named sales.contoso.com. The domain controllers in sales.contoso.com will be DNS servers for sales.contoso.com. You need to ensure that users in contoso.com can connect to servers in sales.contoso.com by using fully qualified domain names （FQDNs）. What should you do（）

A.Create a DNS forwarder.
B.Create a DNS delegation.
C.Configure root hint servers.
D.Configure an alternate DNS server on all client computers.

单项选择题You need to force a domain controller to register all service location （SRV） resource records in DNS. Which command should you run（）

A.ipconfig.exe /registerdns
B.net.exe stop dnscache & net.exe start dnscache
C.net.exe stop netlogon & net.exe start netlogon
D.regsvr32.exe dnsrslvr.dll

单项选择题Your network contains an Active Directory domain named contoso.com. You remove several computers from the network. You need to ensure that the host （A） records for the removed computers are automatically deleted from the contoso.com DNS zone. What should you do（）

A.Configure dynamic updates.
B.Configure aging and scavenging.
C.Create a scheduled task that runs the Dnscmd /ClearCache command.
D.Create a scheduled task that runs the Dnscmd /ZoneReload contoso.com command.