Computer Hardware Basics

In this lesson, learn the basics of random access memory (RAM). Watch as Todd McLeod demonstrates how to remove and install memory in a desktop computer.

Todd McLeod guides you through the process of finding RAM for your computer, including where to buy it and how to make sure it’s right for your machine.

Technology expert Todd McLeod explains how computers store information, discusses the basics of CPU, RAM, and ROM, and shares how access affects performance.

Computer expert Todd McLeod explains the basics of the central processing unit (CPU) and shares how hardware and software communicate within your machine.

Todd McLeod explains clock speed and how it affects your computer’s performance, gives a brief history of the first CPU, and discusses the machine cycle.