COMPUTER HARDWARE
INPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A 2D barcode is also known as ____
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QR code
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Special code
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RFID code
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MICR code
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Explanation:
Detailed explanation-1: -A QR code, or Quick Response code, is also a 2D barcode that encodes data in black and white, or contrasting dark and light, cells arranged in a grid. Like other 2D codes, QR codes are omnidirectional meaning that they can be read from any angle.
Detailed explanation-2: -Two-dimensional barcodes are also known as matrix barcodes or matrix codes.
Detailed explanation-3: -This type of barcode holds up to 7, 089 characters. A QR code (quick response code) is a common type of 2D barcode.
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