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      Question

      Which code is represented by bars and spaces and is

      machine-readable for inventory tracking?
      A QR Code Correct Answer Incorrect Answer
      B ASCII Code Correct Answer Incorrect Answer
      C Magnetic Ink Code Correct Answer Incorrect Answer
      D Bar Code Correct Answer Incorrect Answer
      E RFID Correct Answer Incorrect Answer

      Solution

      Bar codes consist of a series of parallel bars of varying widths and spacings and are widely used for tracking inventory through scanners.

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