- I have here in front of me, a typical motherboard.…Now, if you look, it's kinda of hard to see…from where you're at right there,…but that's a CPU right there.…So, every computer needs a CPU and every CPU…needs motherboard, there are three nerds…out there right now who are…coming up with exceptions, ignore them.…So, what we need to do is when we're building a system…is we need to put a CPU into the motherboard,…fairly straightforward.…Now, we got some choices here.…If we wanted to and if you went back a bazillion years ago,…you'd solder the CPU to the motherboard.…
In fact, on a lot of mobile devices they still do that.…But what we like is upgradability and compatibility…with different motherboards and different CPUs,…so what we're gonna be talking about right now…is what we call CPU packages and CPU sockets,…really, I want to concentrate on the sockets.…The whole idea behind CPU sockets is…that I can buy a motherboard and…that I can remove a CPU and come up…with a newer CPU, an upgraded CPU down the line,…and I can go ahead and take advantage of that.…
The 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