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Exam Number/Code: 70-642
Exam Name: Windows Server 2008 Network Infrastructure, Configuring
Questions and Answers: 80Q&As
Updated：6-18-2010
1.Your company has a main office and two branch offices. Domain controllers in the main office host an Active Directory-integrated zone.
The DNS servers in the branch offices host a secondary zone for the domain and use the main office DNS servers as their DNS Master servers for the zone.
The company adds a new branch office. You add a member server named Branch3 and install the DNS Server server role on the server. You configure a secondary zone for the domain. The zone transfer fails.
You need to configure DNS to provide zone data to the DNS server in the new branch office.
What should you do?
A.Run dnscmd by using the ZoneResetMasters option.
B.Run dnscmd by using the ZoneResetSecondaries option.
C.Add the new DNS server to the Zone Transfers tab on one of the DNS servers in the main office.
D.Add the new DNS server to the DNSUpdateProxy Global security group in Active Directory Users and Computers.
Answer: C
2 Your company has a single Active Directory domain. All servers run Windows Server 2008. You install an additional DNS server that runs Windows Server 2008. You need to delete the pointer record for the IP address 10.3.2.127. What should you do?
A.Use DNS manager to delete the 127.in-addr.arpa zone.
B.Run the dnscmd /RecordDelete 10.3.2.127 command at the command prompt.
C.Run the dnscmd /ZoneDelete 127.in-addr.arpa command at the command prompt.
D.Run the dnscmd /RecordDelete 10.in-addr.arpa. 127.2.3 PTR command at the command prompt.
Answer: D
3.Your company has a server named Server1 that runs a Server Core installation of Windows Server 2008, and the DNS Server server role. Server1 has one network interface named Local Area Connection. The static IP address of the network interface is configured as 10.0. 0.1. You need to create a DNS zone named local.contoso.com on Server1. Which command should you use?
A.ipconfig /registerdnslocal.contoso.com
B.dnscmd Server1 /ZoneAdd local.contoso.com /DSPrimary
C.dnscmd Server1 /ZoneAdd local.contoso.com /Primary /file local.contoso.com.dns
D.netsh interface ipv4 set dnsserver name=local.contoso.com static 10.0.0.1 primary
Answer: C
4. Your company has an Active Directory domain named ad.contoso.com. All client computers run Windows Vista.
The company has recently acquired a company that has an Active Directory domain named ad.fabrikam.com. A two-way forest trust is established between the ad.fabrikam.com domain and the ad.contoso.com domain.
You need to edit the ad.contoso.com domain Group Policy object (GPO) to enable users in the ad.contoso.com domain to access resources in the ad.fabrikam.com domain.
What should you do?
A.Configure the DNS Suffix Search List option to ad.contoso.com, ad.fabrikam.com.
B.Configure the Allow DNS Suffix Appending to Unqualified Multi-Label Name Queries option to True.
C.Configure the Primary DNS Suffix option to ad.contoso.com, ad.fabrikam.com. Configure the Primary DNS Suffix Devolution option to True.
D.Configure the Primary DNS Suffix option to ad.contoso.com, ad.fabrikam.com. Configure the Primary DNS Suffix Devolution option to False.
Answer: A
5.You manage a domain controller that runs Windows Server 2008 and the DNS Server server role. The DNS server hosts an Active Directory-integrated zone for your domain. You need to provide a user with the ability to manage records in the zone. The user must not be able to modify the DNS server settings. What should you do?
A.Add the user to the DNSUpdateProxy Global security group.
B.Add the user to the DNSAdmins Domain Local security group.
C.Grant the user permissions on the zone.
D.Grant the user permissions on the DNS server.
Answer: C
6. Your company has a single Active Directory forest that has an Active Directory domain named na.contoso.com. A server named Server1 runs the DNS Server server role. You notice stale resource records in the na.contoso.com zone. You have enabled DNS scavenging on Server1. Three weeks later, you notice that the stale resource records remain in na.contoso.com. You need to ensure that the stale resource records are removed from na.contoso.com. What should you do?
A.Stop and restart the DNS Server service on Server1.
B.Enable DNS scavenging on the na.contoso.com zone.
C.Run the dnscmd Server1 /AgeAllRecords command on Server1.
D.Run the dnscmd Server1 /StartScavenging command on Server1.
Answer: B
7. Your company has a domain controller that runs Windows Server 2008 and the DNS role. The DNS domain is named contoso.com. You need to ensure that inquiries about contoso.com are sent to dnsadmin@contoso.com. What should you do ?
A.Create a Signature (SIG) record for the domain controller.
B.Modify the Name Server (NS) record for the domain controller.
C.Modify the Service Location (SRV) record for the domain controller.
D.Modify the Start of Authority (SOA) record on the domain controller.
Answer: D
8. Your company has two servers that run Windows Server 2008 named Server2 and Server3. Both servers have the DNS Server server role installed. Server3 is configured to forward all DNS requests to Server2. You update a DNS record on Server2. You need to ensure that Server3 is able to immediately resolve the updated DNS record. What should you do?
A.Run the dnscmd . /clearcache command on Server3.
B.Run the ipconfig /flushdns command on Server3.
C.Decrease the Time-to-Live (TTL) on the Start of Authority (SOA) record of na.contoso.com to 15 minutes.
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