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Output devices hafiq

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Output devices hafiq

  1. 1. G R O U P M E M B E R S : H A F I Q R A S H D A N B I N R A S H I D I A W A N G M O H D A R I F B I N Z U L K I P A L I A L - F A R I Q H A I Q A L B I N Z A K A R I A OUTPUT DEVICES
  2. 2. SCOPE DEFINATION OF OUTPUT DEVICES  TYPES OF OUTPUT DEVICES THE COMPUTER PROCESS EXAMPLES OF OUTPUT DEVICES SUMMARY
  3. 3. DEFINATION • An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) which converts the electronically generated information into human-readable
  4. 4. TYPES OF OUTPUT DEVICES • Text - Consists Of Characters (Letters, Numbers, Punctuation Marks, Or Any Other Symbol Requiring One Byte Of Computer Storage Space) That Are Used To Create Words, Sentences, And Paragraphs. • Graphics - Are Digital Representations Of Nontext Information Such As Drawings, Charts, Photographs, And Animation. • Tactile Output - Such As Raised Line Drawings May Be Useful For Some Individuals Who Are Blind. • Audio- Is Music, Speech, Or Any Other Sound. • Video- Consists Of Images Played Back At Speeds To Provide The Appearance Of Full Motion.
  5. 5. THE COMPUTER PROCESS  A computer system has four main components.  Input devices are used to put information in to the computer  The Processor is used to do all the work such as calculations, searches, comparisons  Output devices used to display the results  Storage devices used to keep information when the computer is switched off
  6. 6. AN EXAMPLES OF OUTPUT DEVICES SPEAKER HEADPHONES PRINTER LCD MONITOR
  7. 7. THERE ARE FOUR KINDS OF OUTPUT DEVICES: 1. DEVICES THAT PRODUCE A VISUAL OR PRINTED OUTPUT. THOSE THAT PRODUCE AN AUDIO OUTPUT AND OTHERS THAT USE CONTROL AS OUTPUT. 2. THE THREE MAIN TYPES OF MONITORS AT CATHODE RAY TUBE (CRT) LIQUID CRYSTAL DISPLAY (LCD) AND THIN FILM TRANSISTOR (TFT) 3. SOUND DEVICES INCLUDE SPEAKERS AND HEADPHONES. 4. CONTROL DEVICES INCLUDE HYDRAULICS, PNEUMATICS AND MOTORS. SUMMARY

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