November 2022
Intermediate to advanced
1504 pages
42h 21m
English
book
CompTIA A+ Certification All-in-One Exam Guide, Eleventh Edition (Exams 220-1101 & 220-1102), 11th Edition
by Mike Meyers
Content preview from CompTIA A+ Certification All-in-One Exam Guide, Eleventh Edition (Exams 220-1101 & 220-1102), 11th Edition
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INTRODUCTION
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. All a tech needed to service an early Windows machine was a Phillips-head screwdriver and knowledge of the hardware and OS.
An IBM-compatible PC, circa 1989
The personal computing landscape today includes a zillion devices in all shapes, sizes, and purposes. How many computing devices ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.