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.

What type of information is typically stored in a barcode?

• Store location

• Product color and size

• Customer reviews

• Manufacturer's name and price

How do QR codes differ from barcodes in terms of data storage?

• QR codes store data both horizontally and vertically

• QR codes store data only vertically

• QR codes store data in a circular pattern

• QR codes store data only horizontally

What has contributed to the rise in popularity of QR codes?

• Government regulations

• Higher production costs

• Increased use of smartphones

• Decrease in barcode usage

What is a major advantage of QR codes over barcodes?

• QR codes are cheaper to produce

• QR codes can store more information

• QR codes are easier to print

• QR codes are more colorful

What is the error rate range for QR codes?

• 0 to 5%

• 50 to 70%

• 7 to 30%

• 35 to 50%