This comprehensive study package, featuring over 500 practice questions, will assure your certification success. First, A+ Exam Cram, Second Edition addresses all of CompTIA"s 2001 test objectives in the A+ Core Hardware exam (220-221) and the A+ OS Technologies exam (220-222). Second, enhance your knowledge with A+ Practice Tests Exam Cram, Second Edition , which contains two Core Hardware practice tests, two OS Technologies practice tests, and comprehensive answer and explanation sections for all questions. Plus, the companion CD-ROM includes all four tests, plus two additional practice tests in an interactive testing format. As an added bonus, this pack includes a CD-ROM containing our popular IT Certification Success Exam Cram, Fourth Edition . This guide provides detailed information on the most popular certification programs and much more to help you maximize your study success.