Ques : Which rapid recognition system, now also in use for digital payment, was invented in 1994 by a Japanese company, Denso Wave, to track vehicles during manufacturing?

QR Code

Ques : Which rapid recognition system, now also in use for digital payment, was invented in 1994 by a Japanese company, Denso Wave, to track vehicles during manufacturing?

A. Barcode

B. QR Code

C. RFID

D. PIN

Ans :  B. QR Code