Computers: Understanding Technology, Fourth Edition provides comprehensive coverage of computer concepts-including hardware,software, networks, and the Internet, to programming, security, AI and ethics - from the basic to advanced level.* Tech Insight special features present additional high-interest topics.* Wide variety of chapter exercises allow for objective review as well as class discussion, Internet research, futuristic thinking, and writing.* Ideal for packaging with Marquee or Benchmark Series Office applications textbooks for courses that combine computer concepts with computer applications.