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Earn +20 ptsQ: Who invented QR code?
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Difference between bar code and qr code?
Bar code stores numbers only,but QR code can be store be with any multimedia.
What is the difference in meaning between the notations QR and qr?
No
Why was the code invented?
The Morse Code was invented because we can send messages to each other like s.o.s
Who invented the bar code scanner?
A student Bernie overheard a conversation and told his teacher Woodland about it and he experimented and he invented the bar code using morse code.
When was the binary code invented?
In 1679
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