Computer Systems

How do computers work? By Alisha Armstrong

Input, Process and Output

When using a computer you are always using Input, Process and Output. The computer inputs data/information, then it processes it through the device and finally, it outputs all the information/data onto the screen to show the user.

Hard Drive, Monitor, Storage and Optical drive.

Hard Drive

A hard drive is a fixed disk to the computer that stores data onto the pc.


A monitor is a screen which is usually connected to a computer tower, displays data in front of you.


There are millions of ways to store things .

One way is to use an SD card, these are usually found in a mobile phone but you can find them in all sorts of things.

Optical drive

An optical drive is a part of a computer that reads disc that has been put in there.