Optical Input Devices Examples MCQs Quiz Online PDF Download

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MCQs on Optical Input Devices Examples Quiz PDF Download

MCQ: Examples of hardware includes

  1. scanner
  2. printer
  3. monitor
  4. interpreter


MCQ: POS terminal is an example of

  1. source document entry
  2. direct entry
  3. keyboard entry
  4. both B and C


MCQ: Trackball is an example of

  1. programming device
  2. pointing device
  3. output device
  4. software