Hardware

Hardware

1. Manual Input

   • Most Common
     • Keyboard and Mouse
       • Others:
         • Concept Keyboard
           • TrackBall
             • Joystick
               • Digital Camera
                 • Microphone
                   • Touchscreen
                     • Video Digitiser
                       • Scanner
                         • Graphics Tablet

2. Automatic Input Devices

   • Sensors
     • Barcode Reader
       • Magnetic Strip reader
         • Magnetic ink Character reader
           • Optical mark reader
   • Including:

3. CPU(Central processing unit)

   • Commonly referred to as the brains of the computer
   • Sequence of stored instructions called Programs
     • The program takes inputs from an input device.
       • Not only found on Computers or Laptops
         • Examples are:
           • Mobiles
             • DVD players
               • Washing Machines

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