The Path of the PC Tech

In this chapter, you will learn how to

•   Explain the importance of CompTIA A+ certification

•   Detail the CompTIA A+ certification objectives

•   Describe how to become CompTIA A+ certified

The field of computing has changed dramatically over the decades since the introduction of the IBM Personal Computer (PC) in 1981, and so has the job of the people who build, maintain, and troubleshoot computers. A PC tech for many years serviced IBM-compatible desktop systems running a Microsoft operating system (OS), such as DOS or, later, Windows. Figure 1-1 shows a typical system from the early days, running Microsoft Windows 3.1. All a tech needed to service such a machine was a Phillips-head screwdriver and knowledge ...

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