operating systems

operating systems

1. managing resources

   • peripherals
     • drivers
       • software used to map commands to the 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