Your network contains an Active Directory-integrated zone. All DNS servers that host the
zone are domain controllers.
You add multiple DNS records to the zone.
You need to ensure that the records are replicated to all DNS servers.
Which tool should you use?

A.
Dnslint

B.
Ldp

C.
Nslookup

D.
Repadmin

Explanation:
To make sure that the new DNS records are replicated to all DNS servers we can use the
repadmin tool.

http://technet.microsoft.com/en-us/library/cc811569.aspx
Forcing Replication Sometimes it becomes necessary to forcefully replicate objects and
entire partitions between domain controllers that may or may not have replication
agreements.
Force a replication event with all partners The repadmin /syncall command synchronizes a
specified domain controller with all replication partners.
Syntax
repadmin /syncall <DC> [<NamingContext>] [<Flags>]
Parameters
<DC>Specifies the host name of the domain controller to synchronize with all replication
partners.
<NamingContext>Specifies the distinguished name of the directory partition.
<Flags> Performs specific actions during the replication.