Contoso Ltd. has a single Active Directory forest that has five domains. Each domain has
two DNS servers. Each DNS server hosts Active Directory-integrated zones for all five
domains. All domain controllers run Windows Server 2008 R2. Contoso acquires a company
named Tailspin Toys. Tailspin Toys has a single Active Directory forest that contains a
single domain. You need to configure the DNS system in the Contoso forest to provide
name resolution for resources in both forests. What should you do?

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?

Your company has two servers that run Windows Server 2008 R2 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?

Your company has a main office and a branch office. The company network has two WINS
servers. You have an application that requires NetBIOS name resolution. The WINS servers
are configured as shown in the following table You discover that the WINS addresses on all
client computers in both offices are configured in the following order of use: 10.1.0.23
10.6.0.254 You reconfigure the WINS addresses on all client computers in the branch office
in the following order of use: 10.6.0.254 10.1.0.23 After the reconfiguration, users in the
branch office are unable to connect to the servers that are located in the main office. You
need to restore name resolution in the branch office. What should you do?

Your company has a server named Server1 that runs a Server Core installation of Windows
Server 2008 R2, 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?

Your company has a single domain named contoso.com. The contoso.com DNS zone is
Active Directory-integrated. Your partner company has a single domain named partner.com.
The partner.com DNS zone is Active Directory-integrated. The IP addresses of the DNS
servers in the partner domain will change. You need to ensure name resolution for users in
contoso.com to resources in partner.com. What should you do?

Your company has an Active Directory forest. All domain controllers run the DNS Server
server role. The company plans to decommission the WINS service. You need to enable
forest-wide single name resolution. What should you do?

You manage a domain controller that runs Windows Server 2008 R2 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?

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?

Your company has a main office and two branch offices that are connected by WAN links.
The main office runs the DNS Server service on three domain controllers. The zone for your
domain is configured as an Active Directory-integrated zone. Each branch office has a
single member server that hosts a secondary zone for the domain. The DNS servers in the
branch offices use the main office DNS server as the DNS Master server for the zone. You
need to minimize DNS zone transfer traffic over the WAN links. What should you do?