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CCNP Security IPS 642-627 Official Cert Guide by Keith Barker, Odunayo Adesina, David Burns

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Appendix A. Answers to the “Do I Know This Already?” Quizzes

Chapter 1

1. B. There are four commonly known security controls, but the one that represents an error, generally caused by too tight proactive or too relaxed reactive controls, is called a false positive.

2. B. A vulnerability is a weakness in a system that can result in harm to the system or its operations. This can be exploited by another system, either in conjunction with a particular event or circumstance.

3. C. An intrusion detection system (IDS) is a countermeasure that has the capability to detect, alert, and monitor misuse and abuse of, and unauthorized access to, networked resources. An intrusion prevention system (IPS) is a countermeasure that has the same capabilities as ...

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