What Is a Computer?

A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data.

Go deeper in our What is a Computer? tutorial.

Basic Parts of a Computer

The basic parts of a desktop computer are the computer case, monitor, keyboard, mouse, and power cord.

Go deeper in our Basic Parts of a Computer tutorial.

Button and Ports

Each computer is different, so the buttons, ports, and sockets will vary from computer to computer. However, there are certain ones you can expect to find on most desktop computers.

Go deeper in our Button and Ports tutorial.

Inside a Computer

Have you ever looked inside a computer case, or seen pictures of the inside of one? The small parts may look complicated, but the inside of a computer case isn't really all that mysterious.

Go deeper in our Inside a Computer tutorial.

Operating Systems

An operating system is the most important software that runs on a computer. It manages the computer's memory and processes, as well as all of its software and hardware.

Go deeper in our Operating Systems tutorial.

Understanding Applications

You may have heard people talking about using a program, an application, or an app. But what exactly does that mean?

Go deeper in our Understanding Applications tutorial.

Setting Up a Computer

So you have a new computer and you're ready to set it up. This may seem like an overwhelming and complicated task, but it's actually a lot easier than you might think!

Go deeper in our Setting Up a Computer tutorial.

Connecting to the Internet

Once you've set up your computer, you may want to purchase home Internet access so you can send and receive email, browse the Web, stream videos, and more.

Go deeper in our Connecting to the Internet tutorial.

What is the Cloud?

Simply put, the cloud is the Internet—more specifically, it's all of the things you can access remotely over the Internet.

Go deeper in our Understanding the Cloud tutorial.

Creating a Safe Workspace

Using a computer involves a lot of repetitive motions such as typing and using the mouse. Over time, these motions can begin to negatively impact your body, especially your wrists, neck, and back.

Go deeper in our Creating a Safe Workspace tutorial.

Protecting Your Computer

Your computer faces many potential threats, including viruses, malware, and hard drive failure.

Go deeper in our Protecting Your Computer tutorial.

Keeping Your Computer Clean

Cleaning your computer regularly will help you keep it working properly and avoid expensive repairs.

Go deeper in our Keeping Your Computer Clean tutorial.

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