This is the essential study tool for the 2009 edition of the CompTIA A+ exam. The CompTIA A+ certification is the industry standard in terms of measuring a technician's hardware and software knowledge. As the most popular entry-level certification, it is particularly popular among individuals switching from another career to computers. Organized by objectives this unparalleled study guide offers you a systematic approach to preparing for the CompTIA A+ certification, and includes real-world scenarios, chapter review questions, plus a CD with Sybex's propriety test engine to reinforce all of the concepts you learn. This book covers both the A+ Essentials (Exam 220-701) and IT Technician (Exam 220-702). A CD featuring nearly 200 review questions, practice exams, flashcards, and the book in a search able PDF. Bestselling author Emmett Dulaney arms you with insight to the most up-to-date best practices that are the focus of the new exam.