The second edition of this elemental handbook reviews the current state of theory and practice in the field while emphasizing a more practical/applied approach to IT topics such as information management, net-centric computing, and human computer interaction. With a complete revision of its sections on software engineering, architecture, and operating systems, this now thoroughly up-to-date manual is as cutting-edge in the new millennium as it was in the nineties. The Computer Science Handbook, Second Edition includes new information on Web-based software, speech recognition, data mining, cryptography, and distributed objects computing as well as references and sources for further information..