Software (AQA GCSE Computer Science)

Revision Note

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Software

  • Software can be further broken down in to two categories, system and application software

software

What is system software?

  • System software is software essential for the operation of the computer system

  • Without system software a user has no starting point for giving a computer instructions, system software gives users a platform to run applications and carry out tasks

  • Essential functions carried out by system software include:

    • Booting up - talking to hardware in order to get it ready to be used

    • Device management - managing external hardware such as keyboards, printers etc.

    • Security - gives a layer of security to the hardware, preventing malware

What is application software?

  • Application software (abbreviated 'apps') is software chosen by a user to help them carry out a specific task

  • Application software is installed on top of system software and is user chosen to best suit induvial requirements

  • Common categories of application software include:

    • Productivity - get things done efficiently (word processors, spreadsheets & presentation)

    • Communication - stay connected (email, browser, messaging)

    • Entertainment - Watch movies, play games or listen to music

Worked Example

Give two example of application software. You must not use brand names in your answer [2]

Answer

  • Any two relevant examples, such as:

    • word processing software

    • database software

    • spreadsheet software

    • social media application

    • communication software

    • online ordering applications

    • gaming software

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