Bestselling CompTIA A+ author Mike Meyers provides hands-on, step-by-step labs-updated for the 2012 exams-so you can practice the IT skills essential for your success With coverage of CompTIA A+ certification exams 220-801 and 220-802, Mike Meyers' CompTIA A+ Guide to Managing and Troubleshooting PCs Lab Manual, Fourth Editioncontains more than 40 labs that challenge you to solve real-world problems with key concepts. Clear, measurable lab objectives map to certification exam objectives, ensuring direct correspondence to Mike Meyers' CompTIA A+ Guide to Managing and Troubleshooting PCs, Fourth Edition. The Lab Manual also includes materials lists and lab set-up instructions. Step-by-step, not click-by click, lab scenarios require you to think critically, and Hint and Warning icons guide you through potentially tricky situations. Post-lab observation questions measure your understanding of lab results and the key term quiz helps to build your vocabulary.