Multiple Choice Questions
1. If data on a hard drive are physically deleted and then overwritten 100 times, which best describes the data?
a. Totally unrecoverable.
b. Possibly recoverable.
c. Recoverable only with an electron microscope.
d. None of the above.

2. A dial-up Internet connection would normally have which type of IP address?
a. Static.
b. Dynamic.
c. Fixed.
d. Distributable.
e. None of the above.

3. Which of the following is the function of a DNS?
a. To link URLs to IPs.
b. To connect URLs to Web sites.
c. To connect IPs to Web sites.
d. None of the above.

4. A reverse IP lookup is useful for which of the following?
a. Spoofing an IP.
b. Bypassing problems with proxy servers.
c. Finding out who owns a domain name.
d. None of the above.

5. Which of the following systems assists law enforcement officials with fingerprints?
a. IAFIS.
b. NDIS.
c. CODIS.
d. NLETS.