Saturday 9th August 2025
Difficulty: Medium
QR codes (Quiz #995)
QR code linking to Cédez Le Passage. Feel free to download and use it! (Public domain)
1. QR codes were invented in 1994, by a company involved in which type of industry?
2. What does the "QR" of "QR code" stand for?
3. Given that a simple barcode holds about 20–25 characters, how many characters can a QR code hold?
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