OPERATING SYSTEMS

OPERATING SYSTEMS

1. MANAGING RESOURCES

   • PERIPHERALS
     • drivers
       • SFOTWARE USED TO MAP COMMANDS TO INDIVIDUAL PERIPHERALS
     • input and output devices
       • mouse
       • keyboard
   • PRINTING
     • spooling
       • printing queu
       • ink shortage
   • BACKING STORE
     • storage devices
   • file compression
   • disk de-fragmentation

2. PROVIDING AN INTERFACE

   • GUI
     • graphical user interface
       • disadvantages
         • uses lot more system resources
       • advantages
         • easy to learn
   • CLI
     • command line interface
       • advantages
         • few system resources required
       • disadvantages
         • hard to learn