QUENTIN DOCTER, A+, started in the IT industry as a tech support agent for Packard Bell in 1994. Since then he has worked in tech support, network administration, consulting, training, web development, and project management. During his career, he has achieved certifications from CompTIA, Microsoft, Cisco, Novell, and Sun Microsystems. He is the author of several books, including Sybex's CompTIA IT Fundamentals+ Study Guide.

JON BUHAGIAR, A+, Network+, is an information technology professional with two decades of experience in higher education. During the past 19 years he has been responsible for Network Operations at Pittsburgh Technical College and lead several projects, such as virtualization (server and desktop), VoIP, Office 365, and many other projects supporting the quality of education at the college. He has achieved several certifications from Cisco, CompTIA, and Microsoft and taught many of the certification paths. He is the author of several books, including Sybex's CompTIA Network+ Review Guide.

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