OS System Services

• Operating System System Services are the functions and compatibility provided by an OS to manage computer hardware components efficiently.
• Major Services:
  • UI (User Interface): Almost all OS’s have UI’s to allow for the user to actually see something.
  • Examples:
    • GUI like windows
    • CLI (command line interface)
    • Batch
  • Program Execution: A system needs to be able to load a program into memory and actually run it as well as end its execution and
  • I/O operations: A program might require I/O, whether its a file or device.