What is an Operating System?

  • Operating System (usually abbreviated OS) is a collection of computer programs that manages the hardware and software resources of the computer and make those resources available to the user, in a way that allows the user access via a user interface to the computer in a productive, timely, and efficient manner.
  • The Operating System controls the computer hardware.
  • The Operating system controls and operates the hardware in an efficient fashion to allow users access to facilities in machine.
  • It manages availability of hardware and software to both user and the programs.
  • A modern Operating Systems allows multiple programs to run.
  • The Operating System allows users to connect computers to computers as well as other more simpler tasks like visiting the internet to playing music.

Modern Operating Systems include:
  • Windows
    • XP (2001)
    • Vista (2007)
    • 7 (2010)
  • Mac OS X
    • 10.4 Tiger (2005)
    • 10.5 Leopard (2007)
    • 10.6 Snow Leopard (2009)
    • 10.7 Lion (2010)
    • 10.8 Mountain Lion (2012)
  • Linux
    • Debian 6 (2012)
    • Fedora 16 (2012)
    • openSUSE 12.1 (2012)
    • Slackware 13.37 (2011)
    • Ubuntu 12.04 (2012)

Icons used by Major Operating Systems
Mac OS X Icon

Common Linux Logo

Blue Windows XP logo

Windows 7 logo

Debian logo

Fedora logo

openSUSE logo

Slackware logo

Ubuntu logo

Edited By Daniel Gillo
Last Modified 1st November 2010