Input and Output devices

Input and Output devices

1. monitor

   • used to show results from a processor
     • displaying characters as they are typed, video as it is playing, watching CCTV

2. touch screen

   • This is a type of monitor and has same purpose. They have a dual function as they are also input devices so are very useful in smaller devices
     • Same use as monitor just smaller

3. printer

   • Produce hard copies of results of the processor
     • Printing letters photographs, membership cards, passes and receipts.

4. speaker/earphone

   • Produce sound
     • Allows user to hear audio files, music, voices of others in audio or video conference calls

5. data or digital projector

   • Project and enlarge a computer display onto a larger screen
     • Show presentations to staff etc.

6. plotter

   • Printing of large drawings
     • Used to print designs and plans e.g. architects or engineering companies

7. smart board

   • Like a touchscreen device just much bigger
     • Display information on a larger scale