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CHAPTER 1: INTRODUCTION TO NETWORK SECURITY Multiple Choice: 1. Which of the following is NOT a connectivity device used to connect machines on a network? A. Hub B. Switch C. Proxy server D. Network interface card Answer: C Reference: The Basics of a Network Difficulty: Easy 2. Which is a technique used to provide false information about data packets? 3. Encryption and virtual private networks are techniques used to secure which of the following? 4. Which is NOT one of the three broad classes of security threats?
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5. A text file that is downloaded to a computer by a Web site to provide information about the Web site and online access is called a: A. cookie B. key logger C. script kiddy D. Trojan horse. Answer: A Reference: Classification of Threats Difficulty: Easy 6. Which term is generally used by hackers to refer to attempts at intrusion into a system without permission and usually for malevolent purposes? 7. An attack characterized by an explicit attempt by attackers to prevent legitimate users from accessing a system is called:
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