Complete the presentation about computers...

Include these topics:
Input Devices

•  Keyboards
• Pointing Devices
•  Audio / Visual
•  Card Readers
•  Reading Text / Codes
• Sensors

Output Devices

• Audio / Visual
• Printing / Plotting
• Control Actuators

 Visit this web page to look for data in order to improve the presentation.

http://www.igcseict.info/theory/2/