From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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What is a computer?

What is a computer?

From the course: CompTIA A+ Core 1 (220-1101) Cert Prep

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What is a computer?

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- Everybody uses terms like CPU, RAM, hard drives, we've heard these terms, but in this episode, I want to talk about what really is a computer. Now, in order to have a computer, remember why we have them in the first place, it's to get stuff done. We do things like generate spreadsheets or edit videos or control traffic or play games. No matter what it is, the whole function of a computer is to get something done, either work or play. So the cornerstone of any computer you're going to have out there are the CPUs. So here's a couple of CPUs I've got laying in here. Now, a lot of times, we'll say a CPU is like the brain of the computer, and it's really more like a really super high-speed calculator. And what we do is we write programs that the processor can then do stuff with to manipulate peripherals and to create these things called files to get stuff done. So we have these huge things called programs. Now, programs could be applications like say Microsoft Word or Edge Browser…

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