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Computer Systems

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  • Essay length: 897 words
  • Submitted: 11/07/2002
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GCSE Hardware

The first 200 words of this essay...

Computer Systems

There are two main functions to a computer system; The Hardware and the Software.

The hardware is the name given to the part of the computer that can be touched. The hardware is the name given to all the devices that makes up the computer system.

Some examples of hardware are:

Input devices

Central processing unit (CUP)

Backing store

Output devices

Hardware is the term used for the parts of the computer you can touch and handle. Hardware is the name given to the devices that make up a computer system. The hardware devices are split into two groups; they are input devices and output devices. Input devices are used to get data into a system. Output devices are used to receive data from the computer.

Input Devices

Input devices are used to get information or data in to the computer. The ideal input device would be one that would get the information in to the computer accurately with out human intervention; it would also be quite cheap.

Here are the main input devices used today:

*Keyboard

*Mouse

*Tracker ball

*Joystick

*Light

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