UNIT 1

UNIT 1

1. Hardware and software .Networks

   • Hardware
     • Physical parts of a computer and related devices.
       • INTERNAL COMPONENTS
         • MOTHERBOARD ,main circuit board of a computer
         • VIDEOCARD ,a circuit board that gerenated video output to the monitor .
         • SOUNDCARD ,a circuit board that deals with the input and output of the sounnd .
         • MICROPROCCESORS
           • The brain of a computer where all the data is processed
         • MEMORIES
           • ROM
             • Permanent memrory
           • RAM
             • Temporary memory
         • STORAGE
           • INTERNAL
             • Hard disk drive (HDD)
       • EXTERNAL COMPONENTS
         • PERIPHERALS: monitor, keyboard, mouse, printer...
           • MAIN PORTS AND CONNECTORS
             • USB
             • RJ45
             • HDMI
   • Software
     • The programs that a computer runs,such us operatin system and aplicantion software.