Editor: PrepKit 70-270, Windows XP Professional is an interactive software that helps you learn, tracks your progress, identifies areas for improvements and simulates the actual exam. This PrepKit contains 8 interactive practice tests with over 455 challenging questions guaranteed to comprehensively cover all the objectives for the 70-270: MCSE Windows XP Professional exam. With detailed analysis for each question, over 138 study notes, interactive quizzes, tips and technical articles, this PrepKit ensures that you get a solid grasp of core technical concepts to ace your certification exam.