A new company registers the domain name of contoso.com. The company has a web presence on the
Internet. All Internet resources have names that use a DNS suffix of contoso.com.
A third-party hosts the Internet resources and is responsible for managing the contoso.com DNS zone on
the Internet. The zone contains several hundred records.
The company plans to deploy an Active Directory forest.
You need to recommend an Active Directory forest infrastructure to meet the following requirements:
Ensure that users on the internal network can resolve the names of the
company’s Internet resources.
Minimize the amount of administrative effort associated with the
addition of new Internet servers.
What should you recommend?
A.
A forest that contains a single domain named contoso.local
B.
A forest that contains a root domain named contoso.com and another domain named contoso.local
C.
A forest that contains a root domain named contoso.com and another domain named ad.contoso.com
D.
A forest that contains a single domain named contoso.com
Explanation:
Rules for Selecting a Prefix for a Registered DNS Name
Select a prefix that is not likely to become outdated.
Avoid names such as a business line or operating system that might change in the future. Generic names
such as corp or ds are recommended.
Incorrect:
not A, not B: Using single label names or unregistered suffixes, such as .local, is not recommended.
Selecting the Forest Root Domain
https://technet.microsoft.com/en-us/library/cc726016(v=ws.10).aspx