In a DNS environment， the zone file that maps hostnames to I

第1题：

Your company has a main office and two branch offices. The main office is located in London. The branch offices are located in New York and Paris. Your network consists of an Active Directory forest that contains three domains named contoso.com， paris.contoso.com， and newyork.contoso.com. All domain controllers run Windows Server 2008 R2 and have the DNS Server server role installed.   The domain controllers for contoso.com are located in the London office. The domain controllers for paris.contoso.com are located in the Paris office. The domain controllers for newyork.contoso.com are located in the New York office.   A domain controller in the contoso.com domain has a standard primary DNS zone for contoso.com. Adomain controller in the paris.contoso.com domain has a standard primary DNS zone for paris.contoso.com. A domain controller in the newyork.contoso.com domain has a standard primary DNS zone for newyork.contoso.com.   You need to plan a name resolution strategy for the Paris office that meets the following requirements：   èIf a WAN link fails， clients must be able to resolve hostnames for contoso.com.   èIf a WAN link fails， clients must be able to resolve hostnames for newyork.contoso.com.   èThe DNS servers in Paris must be updated when new authoritative DNS servers are added tonewyork.contoso.com.   What should you include in your plan？（）

• A、Configure conditional forwarding for contoso.com. Configure conditional forwarding for  newyork.contoso.com.
• B、Create a standard secondary zone for contoso.com. Create a standard secondary zone for  newyork.contoso.com.
• C、Convert the standard zone into an Active Directory-integrated zone. Add all DNS servers in the forest to the root hints list.
• D、Create an Active Directory-integrated stub zone for contoso.com. Create an Active Directory-integrated  stub zone for newyork.contoso.com.

第2题：

Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso，com. You have a Unix-based DNS server， You need to configure your Windows Server 2008 environment to allow zone transfers of the contoso，com zone to the Unix-based DNS server. What should you do in the DNS Manager console（）

• A、Disable recursion.
• B、Create a stub zone.
• C、Create a secondary zone.
• D、Enable BIND secondaries.

第3题：

What is the purpose of an address book？（）

• A、It holds security policies for particular hosts.
• B、It holds statistics about traffic to and from particular hosts.
• C、It defines hosts in a zone so they can be referenced by policies.
• D、It maps hostnames to IP addresses to serve as a backup to DNS resolution.

第4题：

You are designing a strategy for configuring a newly installed Windows Server 2003 computer to meet the Active Directory DNS requirements. How should you configure the computer?（）

• A、As a caching-only DNS servers  
• B、As the primary DNS server for the fourthcoffee.com DNS zone
• C、With a stub zone for the fourthcoffee.com DNS zone hosted by the ISP  
• D、As a secondary DNS server for the fourthcoffee.com DNS zone hosted by the ISP 

第5题：

Your company has an Active Directory domain. The main office has a DNS server named DNS1 that is configured with Active Directory-integrated DNS. The branch office has a DNS server named DNS2 that contains a secondary copy of the zone file from DNS1. The two offices are connected with an unreliable WAN link. You add a new server to the main office. Five minutes after adding the server， a user from the branch office reports they are unable to connect to the new server. You need to ensure that the user is able to connect to the new server. What should you do（）

• A、Clear the cache on DNS2.
• B、Reload the zone on DNS1.
• C、Refresh the zone on DNS2.
• D、Export the zone from DNS1 and import the zone to DNS2

第6题：

Your company has multiple DNS servers in the main office.You plan to install DNS on a member server in a branch office.You need to ensure that the DNS server in the branch office is able to query any DNS server in the main office, and you need to limit the number of DNS records that are transferred to the DNS server in the branch office.What should you do？（）

• A、Configure a secondary zone on the DNS server in the branch office.
• B、Configure a stub zone on the DNS server in the branch office.
• C、Configure a stub zone on the DNS server in the main office.
• D、Configure a primary zone on the DNS server in the branch office.

第7题：

Your network contains a domain controller that has two network connections named Internal and  Private. Internal has an IP address of 192.168.0.20. Private has an IP address of 10.10.10.5.  You need to prevent the domain controller from registering Host (A) records for the 10.10.10.5 IP address.   What should you do（）

• A、Modify the netlogon.dns file on the domain controller.
• B、Modify the Name Server settings of the DNS zone for the domain.
• C、Modify the properties of the Private network connection on the domain controller.
• D、Disable netmask ordering on the DNS server that hosts the DNS zone for the domain.

第8题：

In a DNS environment， the zone file that maps hostnames to IP address （sometimes called the named.hosts file）， is created on which of the following servers？（）

• A、Cache
• B、Primary
• C、Secondary
• D、Primary and secondary

第9题：

Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 （SP2）. You have a DNS server named Server1 that hosts a primary zone for the domain. You have a DNS server named Server 2 that hosts a secondary zone for the domain.  You discover that the resource records on Server2 are different from the resource records on Server1. You need to ensure that the resource records are the same on Server1 and Server2.  What should you do？（）

• A、On Server2， select Reload in the DNS zone.
• B、On Server2， select Reload from Master in the DNS zone.
• C、On Server1， select Update Server Data File in the DNS zone.
• D、On Server1， deselect the Fail on load if bad zone data option.

第10题：

You are designing the DNS zone to support the Active Directory domain for Contoso.Ltd.  Which two actions should you perform？ （）

• A、 Create ad.contoso.com as a standard primary DNS Zone.
• B、 Create ad.contoso.com as an Active DirectoryIntegrated DNS Zone.
• C、 Enable only authorized client computers to update DNS.
• D、 Configure a zone transfer between the DNS server at the ISP and the DNS servers at Contoso.Ltd.