Monday, 15 September 2014

Definitions

Definitions 

Computer System: A computer system is one that is able to take a set of inputs, process them and create a set of outputs. This is done by a combination of hardware and software.

Hardware: Hardware is a generic term for any part of the computer that you can physically touch, pick up, hold, move around the room etc. In other words, hardware are the physical parts that make up the computer.

Software: Software are the applications and programming instructions that tell your computer what to do and enable you to use it for things

Input: A place where, or a device through which, energy or information enters a system or put data into a computer.

Output: An output device is a piece of hardware that is used to output data that has been previously entered into a computer or processing device.

Processing: Processing is the stage where the input data is manipulated in order to produce meaningful information. Processing can include a number of stages such as sorting, searching, calculations, graphing.

Storage: In computing a storage device, such as a hard drive or memory stick, is used to store data or information for future use.

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