Basics of a computer

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This is a presentation about computers
From chamber accademy.

Published in: Technology, Business
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Basics of a computer

  1. 1. COMPUTER  Computer  an electronic device  an information processing machine  works under the control of a stored program
  2. 2. Characteristics of Computer  * Speed  * Intangible benefits  * Accuracy  * Reduced cost  * Reliability  * The Internet  * Storage capability
  3. 3. Mouse Monitor Speaker System Keyboard Microphone Display Screen/ Desktop area COMPUTER SYSTEM
  4. 4. Input OutputProcessing How does a computer work?
  5. 5. INPUT OUTPUT Data and Information
  6. 6. Information processing * Data received by a computer via its input devices * Stored in memory prior to processing * Data get processed * Results sent to the output devices
  7. 7. INPUT DEVICES Mouse Scanner Tracker ball Touchscreen Light pen Graphic tablet
  8. 8. Magnetic stripe reader Voice recognition Barcode reader Digital camera Microphone
  9. 9. OUTPUT DEVICES Dot matrix printer CRT Screen LCD screen PlotterLaser printer Inkjet printer speaker

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