1.7 SYSTEM SOFTWARE

1.7 SYSTEM SOFTWARE

1. KEYWORDS

   • SYSTEM SOFTWARE
   • OPERATING SYSTEM (OS)
   • VIRTUAL MACHINE
   • UTILITY PROGRAMS
   • DEVISE DRIVERS
   • MULTITASKING
   • TIME SLICE
   • PROCESSOR MANAGEMENT
   • USER INTERFACE
   • GRAPHICAL USER INTERFACE
   • COMMAND LINE INTERFACE
   • PERIPHERAL MANAGEMENT
   • FILE MANAGEMENT

2. SYSTEM SOFTWARE

   • SYSTEM S SOFTWARE IS A TYPE OF SOFTWARE THAT CONTROLS THE COMPUTERS HARDWARE
   • IT PROVIDES AN INTERFACE BETWEEN THE USER OF THE COMPUTER AND THE HARDWARE
   • AN OPERATION SYSTEM IS A TYPE OF SYSTEMS SOFTWARE

3. MULTITASKING

   • IF THE TASKS WERE SPLIT LIKE THIS, WE WOULD HAVE TO WAIT UNTIL ALL TASK A IS COMPLETE, BEFORE COMPLETING TASK B. THIS MEANS THAT WE WILL NOT HAVE ISSUES WHEN SHARING RESOURCES, BUT COULD MAKE SOME TASKS APPEAR TO TAKE A VERY LONG TIME TO EXECUTE
   • BY GIVING THE PROCESSOR

4. DRIVERS

   • A PIECE OF SOFTWARE USED TO CONTROL A PIECE OF HARDWARE
   • DRIVERS ALLOW A PERIPHERAL DEVICE TO BE CONNECTED TO A COMPUTER AND IT BE USED BY AN OPERATING SYSTEM
     • YOU MAY GET DRIVERS FOR GRAPHICS CARDS, MOUSE, SOUND CARD, NETWORK INTERFACE CARDS
     • DRIVERS ARE OS SPECIFIC AND ARE REGULARLY UPDATED BY COMPANIES

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