A Certkiller .com technician installs Service Pack 2 on a Windows XP computer. He then starts a
network service but discovers that service cannot communicate with the server. What should the
technician do?

A.
Stop and restart the service.

B.
Uninstall Service Pack 2.

C.
Add the port number and name of the service to the Exceptions list of Windows Firewall.

D.
Reboot the computer.