Written by a best-selling author and instructor expressly for the classroom, the Enhanced edition of A+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, Third Edition, now includes free video clips on CD! Watch Jean Andrews bring concepts and technical topics to life via "live" demonstrations - mapping completely to the textbook! This full-color guide maps fully to the 2003 A+ Core Hardware and OS Technologies certification exams and is designed to be the most complete, step-by-step book available for learning the fundamentals of supporting and troubleshooting computer hardware and software.