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

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Form factors

Form factors

- One of the most fun aspects about building your own systems is that you can go out and buy some motherboard, and then you can buy some case, and 99.99% of the time they will fit together. The reason they do that is that we have broad standards in the industry that define very specific physical dimensions for motherboards, for cases, power supplies, even the holes in the motherboards and how we mount them inside cases. These very tight standards are known generically as form factors. Now, in this episode, what I want to do is cover the form factors that you're going to be seeing on the exam and just to give you some idea of how it works and the motivations for doing form factors. So if you take a look here on my desk, what I have are three very different sized motherboards. But what I want to do first of all is let me stack these up. Now, look at this, as I stack up these motherboards, one of the things I want you to notice is that all of these have this what we call the I/O area…

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