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Self Test Appendix • Appendix 773

A. Windows Vista
B. Microsoft Internet Explorer 7
C. Mozilla Firefox 2
D. Opera 9
ALL OF THE ABOVE. They all offer phishing-protection.

14. What are good ways to protect against worms? (Select all that apply.)
A. User Education Programs
B. Correct firewall configuration
C. Timely software patches
D. Anti-virus scans
B and C. Firewalls can prevent ports like SQL and NetBIOS from being available and usable
to worms. Most worms used known vulnerabilities, so timely patches will defend against the
worms.
A. Worms do not require user intervention, and so user education doesn’t affect them. D. A
worm is not resident, and so can only be detected in memory, where it already has infected the
machine.

Chapter 3: Remote Access and Email

1. The use of VPNs and __________________ have enabled users to be able to telecommute.
A. PGP
B. S/MIME
C. Wireless NICs
D. RASs
D. Both VPNs and RASs have enable users to telecommute.

PGP (A) and S/MIME (B) are both methods of securing Internet e-mail. NICs (C) give users
the ability to work without being physically connected to a network, but do not provide the
ability to telecommute.

2. PDAs, cell phones, and certain network cards have the ability to use _____________ net-
works. Choose the BEST answer.
A. Wired
B. Private
C. Wireless
D. Antique

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