Bestselling CompTIA A+ author Mike Meyers provides hands-on, step-by-step labsâ€”updated for the 2012 release of Exam 220-802â€”so you can practice the IT skills essential for your success Mike Meyersâ€™ CompTIA A+ Guide to Managing and Troubleshooting Operating Systems Lab Manual, Fourth Edition contains more than 80 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 Meyersâ€™ CompTIA A+ Guide to Managing and Troubleshooting Operating Systems, Fourth Edition. Lab solutions are only available to instructors and are not printed inside the book. 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.