Input-Process-Output model

Input-Process-Output model

1. Output

   • VDU/Monitor
     • a device for displaying input signals as characters on a screen.
   • Printer
     • a machine for printing text or pictures
   • Speakers
     • A device that can convert Electrical energy to sound energy and produce sound
   • Headphones
     • A device that can convert Electrical energy to sound energy and produce sound but more portable than speakers

2. Input

   • Graphics tablet
   • Scanner
   • Microphone
   • Keyboard
   • Mouse

3. Process

   • Processors
     • CPU
     • Motherboard
   • Storage
     • R.A.M/ R.O.M
       • R.O.M
       • R.A.M
     • Hard disk
     • graphics card
     • Sound card

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