Which of the following converts analogue information into digital form ?

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SSC CHSL Previous Paper 93 (Held On: 14 Oct 2020 Shift 1)
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  1. Optical Mark Reading
  2. Barcode reader
  3. Digitizer
  4. Gamepad

Answer (Detailed Solution Below)

Option 3 : Digitizer
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SSC CHSL Exam 2023 Tier-I Official Paper (Held On: 02 Aug 2023 Shift 1)
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Detailed Solution

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The Correct Answer is Digitizer.

 Key Points

  • A digitizer is a hardware device that receives analog information, such as sound or light and converts it into digital form.
  • Usually, the information is stored in a file on a computing device.
  • This process is called digitization.
  • A digital camera is one example of a digitizer.

 Additional Information

  • Optical Mark Reading (OMR) is a method of entering data into a computer system.
  • The OMR technology could be used if data is to be collected from a large number of sources simultaneously, a large volume of data must be collected and processed in a short period of time.
  • A barcode reader is an optical scanner that can read printed barcodes, decode the data contained in the barcode, and send the data to a computer.
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