CompTIA A+ Complete Study Guide: Exams 220-701 (Essentials) and 220-702 (Practical Application)

Quentin Docter, A+, MCSE, CNE, CCNA, SCSA, is an IT consultant with over 15 years of IT experience. He has written several books for Sybex on topics including A+, Server+, Microsoft, and Solaris 9 certifications, as well as coauthoring Mastering Windows XP Professional and The Complete PC Upgrade and Maintenance Guide.

Emmett Dulaney, A+, Network+, Security+, MCT, is an assistant professor at Anderson University. He has written several certification books, including CompTIA A+ Complete Review Guide and CompTIA Security+ Study Guide. He is also a well-known certification columnist for Redmond magazine and CertCities.com.

Toby Skandier, A+, Network +, i-Net+, Server+, MCSE, CCNP, CCDP, CCSI, is founder of Talskan Technologies, LLC, a technical education provider based in North Carolina. He has coauthored numerous books for Sybex, including the bestselling Network Administrator Street Smarts and Network+ Study Guide.