- Friends, I give you the CPU or Central Processing Unit.…The CPU, often called the brains of your computer,…is really nothing more than a powerful calculator,…but man, can it calculate.…By making this guy do all that he can do,…we can be running around in first person shooters,…or we can be editing video…or we can be writing big Word documents,…this is the guy that makes all of this happen.…But to appreciate CPUs,…we have to appreciate a lot of aspects of it.…
So, let's take a look at a couple…of CPUs I've got laying around right now.…Alright, so, what we've got…in front of us here are some fairly typical CPUs…I don't even know if you can read those,…not that terribly important,…but what I have here are…the two major manufacturers of CPUs.…These are made by a company called AMD…and these are made by a company called Intel.…Odds are good you've probably heard of both of them.…There are other people who make CPUs,…but these two are the big guys,…they got 99.9 percent of the entire CPU market right now.…
Now, when we're talking about CPUs, we use make and model.…
Released
6/28/2016The CompTIA A+ 220-901 exam is comprised of six key parts. The first, core processing, is covered by this course. Instructor Mike Meyers explains the fundamentals of PCs, microprocessors, RAM, and BIOS. He also shows you how to set up, connect, maintain, and troubleshoot the main components of a computer.
Note: The six courses designed for the CompTIA A+ (220-901) exam preparation include core processing, core hardware, peripherals and building a PC, displays and printers, networking, and laptops and mobile devices.
We are a CompTIA Content Publishing Partner. As such, we are able to offer CompTIA exam vouchers at a 10% discount. For more information on how to obtain this discount, please download these PDF instructions.
- How do personal computers (PCs) work?
- What is a central processing unit (CPU)?
- When is random access memory (RAM) used?
- What is a basic input/output system (BIOS)?
- Installing a CPU
- Working with extensions and sockets
- Troubleshooting RAM
- Setting up a BIOS
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Video: What is a CPU?