What’s a QR Code And How Is It Different From A Barcode?

The video tutorial explains the differences between barcodes and QR codes. Barcodes are linear, one-dimensional codes that store product information in a horizontal format, while QR codes are two-dimensional and can store more information in both horizontal and vertical directions. QR codes have become popular due to smartphone usage, offering more data capacity and error resilience compared to barcodes. The video highlights the structural and functional differences between these two types of codes.

In what ways have QR codes gained popularity in recent years?

Describe the structural differences between a barcode and a QR code.