Concise and focused instruction for the 70-272 exam, one of two required to earn the new MCDST certification. The new Microsoft Certified Desktop Support Technician (MCDST) credential measures the ability to successfully support end users and troubleshoot desktop environments running on Windows XP. Includes coverage of essential exam topics such as configuring and troubleshooting applications (Internet Exporer, Outlook Express), resolving issues related to usability, and configuring application security Can be used as a sole study guide for those experienced with Windows XP or as the perfect supplement guide for more comprehensive training materials, instructor-led classes, and/or computer-based training.