What is QR Code why it is useful give live Example with apps?
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Explanation:
QR is short for Quick Response (they can be read quickly by a cell phone). They are used to take a piece of information from a transitory media and put it in to your cell phone. You may soon see QR Codes in a magazine advert, on a billboard, a web page or even on someone's t-shirt.
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Answer:
They are used to take a piece of information from a transitory media and put it in to your cell phone.
Explanation:
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