This is the most comprehensive self-study tool for CompTIA's latest Network+ exam. Perfect for the 4,000 candidates who take this challenging exam every month, this book's comprehensive coverage offers all the information and insight you need to succeed. From start to finish, the book has been organized and edited to improve retention and help network professionals focus on the areas where they need the most assistance. Its features include: " Objective explanations, quizzes, memory tables, study strategies, tips, notes, cautions, key terms, troubleshooting scenarios, and much more " Pre-chapter "Do I Know This Already" (DIKTA) quizzes that enable readers to assess their knowledge of each chapter's content and decide how much time to spend on each section within that chapter " Popular Cram Sheet tearcard for last-minute review of key facts and concepts Coverage includes: basic networking concepts and the OSI model; cabling and connectors; networking components and devices; network protocols; implementing wireless and wide area networks; managing and troubleshooting networks; using networking tools; networking security; and much more.