QR Code Full Form
Full Form of QR is Quick Response Code or say like QR stands for Quick Response.
What is full form of QR code ?
In QR Q stands for Quick and R stands for Response and both makes QR means Quick Response Code.
What is QR code ?
- QR code is the trademark.
- It is a type of 2D bar code that contains a matrix of dots.
Who invented QR code ?
- QR code was first designed or say invented in Japan in 1994.
- A Japanese automotive company Denso Wave invented it in Japan.
- They designed it to track vehicles during manufacturing.
How to read QR code ?
- It can be read both horizontally and vertically.
- You can read it by an imaging device such as a camera, smartphone with a built-in camera, QR scanner, etc.
- As you have seen in above image a QR code made of black squares with white background arranged in a square grid.
Where QR code is used ?
- URLs: Here what happens when you scan QR code it will open up URL in web browser.
- Virtual stores: Here it is used it in any store of product like watches, mobile phones, paytm malls etc…
- QR code payment
- Website login
- WiFi network login
- Encryption: Like password.
- Video games
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