Essential Skills for a Successful IT Career Written by the leading authority on CompTIA A+ certification and training, this instructive, full-color guide will help you pass CompTIA A+ exam 220-802 and become an expert PC technician. Mike Meyers' CompTIA A+ Guide to 802: Managing and Troubleshooting PCs, Fourth Edition is completely up to date with the new CompTIA A+ standards. Inside, you'll find helpful on-the-job tips, end-of-chapter practice questions, and hundreds of photographs and illustrations. End-of-chapter solutions and answers are only available to instructors and are not printed inside the book. Learn how to: Troubleshoot CPUs, RAM, BIOS settings, motherboards, power supplies, and other PC components Implement and troubleshoot hard drives Install, upgrade, maintain, and troubleshoot Windows XP, Windows Vista, and Windows 7 Work with the Registry and understand the Windows boot process Work with Ethernet and TCP/IP Implement and troubleshoot wired and wireless networks Manage and maintain portable PCs Work with smartphones, tablets, and other mobile devices Troubleshoot printers Secure PCs and protect them from network threats Work with virtualization technologies Electronic content features: Practice exams for 802 with hundreds of questions An "Introduction to CompTIA A+" video by Mike Meyers Links to Mike's latest favorite shareware and freeware PC tools and utilities Adobe Digital Editions ebook free download (subject to Adobe system requirements) Each chapter includes: Learning objectives Photographs and illustrations Real-world examples Try This! and Cross Check exercises Key terms highlighted Tech Tips, Notes, and Warnings Exam Tips End-of-chapter quizzes and lab projects