This edition maps fully to CompTIA"s 2009 A+ Exams. * A+ exam tabs on each page make it easy to distinguish between content covering A+ 220-701 Essentials and A+ 220-702 Practical Application exams. * A+ certification icons and A+ Tips highlight all of the material related to the exams, so students can pay close attention to pertinent information. * Includes extensive pedagogical features to help reinforce material, such as Applying Concepts, Key Terms, Reviewing the Basics, Thinking Critically, Hands-On Projects, and Real Problems, Real Solutions. * Updated to include Windows Vista and to provide stronger emphasis on troubleshooting and security.