The A+ examinations measure the ability and knowledge that's expected of computer technicians who've had six months of on-the-job training. A+ certification is a lifetime certification, and certified technicians are always in demand, so this test is critical if you're hoping for a bountiful future as a technical pro. A+ Certification For Dummies, 2nd Edition covers all the crucial information you need to know for the A+ exams, from hardware to operating systems, delivered in clear, jargon-free language and in a fun, entertaining style. The new edition has been completely updated and revised to include CompTIA's new test objectives and adaptive testing mode. Plus, A+ Certification For Dummies, 2nd Edition includes a CD-ROM loaded with hundreds of practice questions and a customizable test engine. Covers: Exam 220-201 and 220-202