- Troubleshooting RAM breaks down into one of two areas.…A, installation errors.…You've made a mistake during installing RAM or adding RAM.…The much more scary one, things just suddenly go poof.…Let's cover all those.…First of all,…the most important thing you need to be able to do…is look in Windows and say,…"How much RAM does Windows see that I have?"…To do that...…I've got Windows 7 running,…but this words the same in every version of Windows…covered on the A plus.…We're gonna click on the Start button,…go to computer, right click on it,…and select properties.…
This is your system information for this particular system.…If you take a look, it says,…installed memory RAM, 16 gigabytes of RAM.…That's exactly what I have.…If I had,…let's say I was doing an upgrade,…I had eight gigabytes, and I wanted to upgrade to 16,…so I put two four gigabyte sticks in there,…and this still said eight gigabytes,…I probably messed up the RAM.…I probably put the wrong speed of RAM in.…I messed up the channel.…I put different sizes of RAM in,…
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