""MCSE Readiness Reniew Exam 70-058 Networking Essentials"" is a CD and book designed for professionals who need to determine if they are ready to take the real Microsoft Certified System Engineer exam. A test delivery engine on the CD randomly delivers 60 questions out of a pool of at least 3 questions per objective (with a minimum of 150 questions) . The assessment engine will deliver results indicating what objectives were passed and which may require further study. The book component consists of some basic test preparation suggestions and a listing of all the questions included in the assessment exam. In addition, all the responses to each question (both right and wrong) are explained as to why they are correct or incorrect. The Readiness Review will help identify weak areas and provide information on areas to concentrate studying efforts. Read Less