Interfaces & Operating systems

By Kayo George

What is an operating system?

An operating system is a software that supports a computer's basic functions.
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Examples of operating systems

  • DOS- disk operating system: one of the first operating systems for the personal computer.
  • Linux- mostly POSIX-compliant computer operating system
  • WIMP- Windows Icons Menus Pointing device
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What are the 3 types of interfaces?

The 3 types of interfaces are:

  • Command-line- Allows the user to interact with the computer by typing in commands.
  • Menu driven- Offers a simple menu from which to choose an option.
  • Graphical user- Chooses an option usually by pointing a mouse at an icon representing that option.