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Computer Science for IGCSE & O level - Hardware (Section 10 - No. 13)

Which of the following is a disadvantage of QR codes compared to traditional barcodes? (Select all that apply)
They can be easily scanned from a distance.
They are easier to create.
They can transmit malicious codes.
They cannot be read by the camera on a smartphone.

توضیح

QR codes can transmit malicious codes.

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