Certification Exam. The text covers media types and standards and how data is encoded and transmitted. Students are also introduced to the terminology and basic concepts of each network operating system. The Open Systems Interconnection (OSI) model is introduced in the first chapter, revisited throughout the textbook, and then examined in detail in Chapter 16, A Closer Look at the OSI Model. A complete chapter is dedicated to TCP/IP and another to subnetting. Teaches the student how to maintain, troubleshoot, design, and install networks.Includes Sample Network+ Exam Questions, Network+ Key Points, Network+ Notes, and a practice Network+ exam.Each chapter includes one laboratory activity taken from the Laboratory Manual.Meets requirements of the CompTIA Authorized Quality Curriculum Program, covering all objectives of the CompTIA Network+ Certification Exam.

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