Your network contains an Active Directory domain named adatum.com. The domain contains three
domain controllers.
The domain controllers are configured as shown in the following table.

DC3 loses network connectivity due to a hardware failure.
You plan to remove DC3 from the domain.
You log on to DC3.
You need to identify which service location (SRV) records are registered by DC3.
What should you do?

A.
Open the %windir%\system32\config\netlogon.dns file.

B.
Run dcdiag /test:dns

C.
Open the %windir%\system32\dns\backup\adatum.com.dns file.

D.
Run ipconfig /displaydns.

Explanation:
A)
Netlogon service creates a log file that contains all the locator resource records and places the
logfile in the following location:
B)
Analyzes the state of domain controllers in a forest or enterprise and reports any problems to
help introubleshooting.
C)
dns backup file
D)
used to display current resolver cache content You can verify SRV locator resource records by
viewing netlogon.dns, located in the %systemroot%\System32\Config folder.
The SRV record is a Domain Name System (DNS) resource record that is used to identify computers
that host specific services.
SRV resource records are used to locate domain controllers for Active Directory.
You can use Notepad, to view this file.
The first record in the file is the domain controller’s Lightweight Directory Access Protocol (LDAP)
SRV record.
This record should appear similar to the following: _ldap._tcp.Domain_Name