This complete learning package is a single source for authoritative preparation for Microsoft's challenging MCSE exam on Windows XP Professional (70-270). The authors present a systematic review of every key topic covered on the exam, including installation, administration, managing hardware, monitoring and optimizing system performance and reliability; configuring and troubleshooting the Windows XP desktop; managing and troubleshooting networking; optimizing security; and more. The authors are both Microsoft-certified Windows XP specialists and leading IT consultants, and all content in this book has been reviewed for both technical accuracy and clarity by a team of industry experts. The authors reinforce their comprehensive coverage with an extensive collection of exam tips, study strategies, and case studies; hands-on review exercises; guided practice exercises; summaries and review breaks in every chapter; and a complete practice exam.