This comprehensive certification solution not only provides thorough preparation for CompTIA's latest A+® certification exams but also provides you with real-world instruction on everything you need to know to support and troubleshoot computer hardware and software. Updated to include the most current technologies, CompTIA A+ 2009 In Depth takes you from the "just-a-user" level to the "I-can-fix-this" level on all PC hardware and software matters. Coverage is balanced. While focusing on new hardware and software, the text also covers the real work of PC repair, where some older technology remains in widespread use and still needs support. It also covers all operating systems--every Windows® OS, as well as Linux® and Mac® OS. Within each chapter, the guide presents the content in an essential to advanced order, providing greater ease-of-use with the new A+ exam structure while maintaining the academic focus that makes these texts the market leaders. In addition, this revised version includes substantial content updates for currency, in order to keep pace with the latest technology, both hardware and software. CompTIA A+ 2009 In Depth is a text you'll be sure to refer to again and again, long after you've passed the exam.