CertiGuide to Security+  9  Chapter 2:  Communication Security (Domain 2.0; 20%)

2.7  Summary 1 2.9  Success Answers

1. Which of the following is a MUST have for all implementations of IPSec?

A. Security Association

B. Security ID

C. Serial number

D. Version number

2. With IPSEC, in each encrypted session we can find ____________ SA(s).

A. One

B. Two

C. Four

D. Eight

3. WEP offers

A. In theory, the same security that a wired LAN does

B. Greater protection than a wired LAN

C. Less protection than a wired LAN

D. No choice is correct

4. VPN provides

A. Access to a private LAN using a public infrastructure such as the Internet

B. Two firms to conduct business, accessing private data areas using a public infrastructure such as the Internet

C. All choices are correct

D. No choice is correct

5. TACACS+ is an update to TACACS and is backwards compatible.

A. True

B. False

6. Email can be encrypted with

A. PGP

B. S/MIME

C. Symmetric key

D. Public-Private keys

E. SMTP

7. List the vulnerabilities of email

A. Spam

B. Hoaxes

C. IM

D. SNMP

8. SPAM carries what sort of costs (choose all that apply)

A. Loss of productivity

B. Loss of bandwidth

C. Revenue drain supporting un-wanted traffic

D. Credit card fraud losses

9. SSL and TLS are similar but different, how?

A. Both create a secure channel between a client and a server. TLS and SSL interoperate completely.

B. Both create a secure channel between a client and a server. TLS supports older SSL connections.

C. Both create a plaintext channel between a client and a server. TLS and SSL interoperate completely.

D. Both create a plaintext channel between a client and a server. TLS supports older SSL connections.

E. No choice is correct

10. LDAP is a structure based on a

A. Lattice

B. Tree

C. Web of Trust

D. No option listed is correct

2.7  Summary 1 2.9  Success Answers