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Operating systems (Main tasks for Operating systems: (-control of the…

- - - - A mouse is needid to control a cursor and icons are selected to open windows. Each window contains an applications. Also modern computer systems allow many windows to be open at the same time.
      - Recently, post-WIMP interactions started being used by touch-screen phones
        
        Where users fingers will interact with the screen to do actions, such as pinching and rotating.
- - - - This process is quite slow, because the user have to type this commands each time an operation has to be carried
      - Is quiet difficult to edit once the commands are entered
    - - The user is in direct communication with the computer and is not limited to a number of predetermined options
      - It is possible to alter computer configurations settings