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Which input device is used to read bar-coded data?
  • a)
    Joystick
  • b)
    Barcode scanner
  • c)
    Mouse
  • d)
    Keyboard
  • e)
    Webcam
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Which input device is used to read bar-coded data?a)Joystickb)Barcode ...
A barcode scanner, also known as a barcode reader or barcode scanner, is specifically designed to read barcodes. It uses a laser or image sensor to scan the barcode image and convert it into a digital format that can be interpreted by a computer or other systems. Barcode scanners are commonly used in various industries, such as retail, warehousing, logistics, and healthcare, to quickly and accurately capture information encoded in barcodes, such as product details, inventory numbers, or tracking numbers.
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