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Harry, Upon Arriving at a Supermarket, Researches for Product Reviews

Question 88

Multiple Choice

Harry, upon arriving at a supermarket, researches for product reviews and prices on his smartphone using codes that are two-dimensional images that look like blobs of black on a white background.Harry is using a _____ scanner.


A) bar code
B) quick response code
C) address code
D) camera

Correct Answer:

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