Is the Security+ exam in your future? If so, see if you can answer this sample Security+ question:
Q. You recently learned that a network router has TCP ports 22 and 80 open, but the organization’s security policy mandates that these should not be accessible. What should you do?
A. Disable the FTP and HTTP services on the router.
B. Disable the DNS and HTTPS services on the router.
C. Disable the SSH and HTTP services on the router.
D. Disable the Telnet and Kerberos services on the router.
Check out the answer and explanation here.