About the Author

David L. Prowse is an author, technologist, and technical trainer. He has penned a dozen books for Pearson Education, including the well-received CompTIA A+ Exam Cram. He also develops video content, including the CompTIA A+ LiveLessons video course. Over the past two decades he has taught CompTIA A+, Network+, and Security+ certification courses, both in the classroom and via the Internet. David has 20 years of experience in the IT field and loves to share that experience with his readers, watchers, and students.

He runs the website www.davidlprowse.com in support of his books and videos.

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