For courses in A+ Certification, Microcomputer *, and Computer Literacy. This comprehensive text contains numerous hands-on activities to provide students with a step-by-step approach to learning the details of microcomputer hardware and software maintenance and *, as well as troubleshooting methods. It prepares them for A+ certification and emphasizes the development of skills needed by computer technicians in today's marketplace-diagnosing problems, installing new software applications or operating systems, */upgrading motherboards, and more.