The Network+ certification is an internationally recognized validation of the technical knowledge required of foundation-level IT network practitioners. If you are studying with a view to taking the CompTIA Network+ exam, know this: The exam is a multi-choice exam which will test you actual knowledge of network security, wireless security, network design, network theory and practical application. It is not easy to any longer guess the answers to this exam. All of this is present in this book. We can help you through every step of the way. To take the Network+ exam we recommend that you are working as, or intending to be a Network Administrator. You MUST be already competent with enterprise networks, have passed the CompTIA A+ exams and also have considered the Microsoft MTA Network and Security exams.