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What do you need before your camera phone can scan QR codes? A . permission from the creator of the QR code B . scanner
What do you need before your camera phone can scan QR codes?
A permission from the creator of the QR code
B scanner to plug into a headphone jack
C QR creation app
D reader app
E QR detection device
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Practical Database Programming With Visual Basic.NET
Authors: Ying Bai
1st Edition
0521712351, 978-0521712354
