Computing - Software

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  • Software
    • the applications and programming instructions that tell a computer what to do
    • System Software
      • a set of programmes that act together to allow the hardware and application programmes to work
    • Operating systems
      • software programme that manages the components of a computer system & its resources
      • Function
        • a standard routine used to perform common tasks
      • Kernel
        • central component of most computer operating systems
    • Utilities
      • Anti - virus
        • software that can detect the presence of a virus within a cimputer file & warn you theres a problem
      • Anti-Spyware
        • type of program used to prevent & detect unwanted spyware program installations & to remove these programs if uninstalled
      • Firewalls
        • designed to help protect a computer network from intruders
    • Disk Organisation
      • Defrag
        • arranging of the file segments next to each other so the speed of the file will increase
      • Formatiing
        • initial part of the process for preparing a hard disk or other storage medium for its first use
    • System Maintenance
      • Automatic Updates
        • involves searching the internet for update versiions or patches for critical software such as the operating system or the web browser
      • System Clean up
        • will search the computer for settings which are no longer needed or for programs which are slowing down the computer
    • Applications
      • Off the Shelf
        • a company produces a piece of software & sells it as a complete product
      • Bespoke
        • software specifically developed for some organization or other user
      • Open Source
        • computer software with its source code made available with a license in which the copyright holder provides the rights to study, change and distribute the software to anyone and for any purpose.
      • Proprietary
        • software that is owned by an individual or a company


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