Operating Systems

Operating Systems

1. Drivers

   • External programs that allow the system to interface with the device it is associated with
     • Examples
       • printers
       • Routers
       • Mice
       • Keyboards
       • Graphics Cards

2. Utilities

   • Examples:
     • Windows Defender
     • Disk Utility
   • Security Software
   • Clean Up Tools
   • Formatting

3. Applications

   • Downloadable add ons allowing the operating system to do more

4. Basic Desciption

   • Controls the system hardware resources
   • Manages the flow of data between permanent storage, main memory and CPU.
   • Controls communication with peripherals connected to the computer.
   • Examples
     • Windows (various versions)
     • IOS
     • Android
     • Linux
     • Java ME
   • provides a user-interface, CLI or GUI
   • Removes the complexity of the hardware from the user
   • Runs security measures, such as permissions