What QR code contains?

Related questions

1. What information is stored in QR Code?
2. What's the difference between a QR code and a barcode?
3. How secure are QR codes?
4. Are there different types of QR codes?
5. Can QR codes store images?
6. How were QR codes created?
7. What is use of QR Code?
8. Are QR codes back?
9. Where is my QR code on my iPhone?
10. What is a dynamic QR code?

Tags

1. #contains
2. #smartphone
3. #software
4. #using
5. #short
6. #numbers
7. #converts
8. #characters
9. #matrix
10. #device
11. #camera
12. #scanner
13. #within
14. #scanned
15. #barcode
16. #built
17. #string
18. #response
19. #quick