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CompTIA® A+ 220-901 and 220-902 Cert Guide by Edward Prowse, Mark Edward Soper

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Chapter 1. Technician Essentials and Computer/Device Anatomy 101

This chapter covers the following subjects:

Image The Essential Parts of Any Computer or Mobile Device—Discover the essential hardware components found in laptops, desktops, all-in-one computers, tablets, and smartphones.

Image Hardware, Software, and Firmware—Learn how these work together to enable computers and mobile devices to work together.

Image The CompTIA Six-Step Troubleshooting Theory—Learn ...

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