What does the "QR" in QR code stand for?
Quick Response
The answer was Quick Response. Here's the why, the decoys, and the source trail.
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QR stands for Quick Response. DENSO developed the code in 1994 to store more information and enable high-speed scanning compared with traditional barcodes.
This answer is checked against DENSO - QRcode invented by DENSO.
A good question makes the wrong answers feel close. Here is the clean read on the set.
- Quick Response - correct answer.
- Quality Record - a decoy; it may live near the same topic, but it does not answer this exact clue.
- Quantum Reader - a decoy; it may live near the same topic, but it does not answer this exact clue.
- Query Register - a decoy; it may live near the same topic, but it does not answer this exact clue.
Quick Response is the one to remember. QR stands for Quick Response. The three corner position markers help scanners identify a QR code quickly from different angles.
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Sources: DENSO - QRcode invented by DENSO