CompTIA A+ 220-801, 220-802 in depth

A comprehensive, user-friendly test-prep guide that covers what you need to know to support and troubleshoot computer hardware and software. The book corresponds to CompTIA A+ exam objectives with in-depth, up-to-date coverage of topics including Windows OS, processors and mother boards, storage devices, networking devices and cables, security strategies, mobile devices, installation and configuration, hardware/software troubleshooting and more.