Appendix C
Answers to Review Questions
Chapter 1
1. The following terms are defined from a cybersecurity perspective:
Availability—The property of a system or a system resource being accessible, or usable, or operational upon demand by an authorized system entity, according to performance specifications for the system. Availability is best ensured by rigorously maintaining all hardware, performing hardware repairs immediately when needed, and maintaining a correctly functioning operating system environment that is free of software conflicts.
Integrity—This means maintenance of consistency, accuracy, and trustworthiness of data over its entire life cycle. There should not be any change in data in transit, such as unauthorized people altering ...
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