單項選擇題

You have a DNS server that runs Windows Server 2003 Service Pack 2 (SP2).The server contains two zones named nwtraders.com and contoso.com. Nwtraders.com is configured as an Active Directory-integrated zone. Contoso.com is configured as a standard primary zone. You discover that stale resource records are not being removed from contoso.com. Stale resource records are being removed from nwtraders.com.You need to ensure that stale resource records are automatically removed from contoso.com.
What should you do?（）

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.

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單項選擇題

Your network contains a single Active Directory domain named contoso.com. The functional level of the domain is Windows 2000 mixed.You have a domain controller named DC1 that runs Windows Server 2003 Service Pack 2 (SP2). DC1 hosts a standard primary zone for contoso.com.You need to ensure that only computers in the contoso.com domain can register host records in the contoso.com zone. What should you do? （）

A.Convert contoso.com to a secondary zone.
B.Convert contoso.com to an Active Directory-integrated zone. Set dynamic updates for the zone to Secure only.
C.Convert contoso.com to an Active Directory-integrated zone. Set dynamic updates for the zone to Nonsecure and secure.
D.Change the domain functional level to Windows Server 2003. Set dynamic updates for the zone to Nonsecure and secure.

單項選擇題

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?（）

A.Add the ISP’s DNS servers to the root hints. Delete the other root hints.
B.Add the ISP’s DNS servers to the root hints. Delete the %systemroot%\system32\dns\root.dns file.
C.Configure the ISP’s DNS servers as forwarders. Deselect the Enable netmask ordering option.
D.Configure the ISP’s DNS server as a forwarder. Select the Do not use recursion for this domain option.

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