What is a barcode?
Q: What is a barcode?
A: A barcode is a way of storing numbers printed in a way that a computer can easily read.
Q: How were the first barcodes stored?
A: The first barcodes stored the numbers using lines (bars).
Q: What was the first use of barcodes?
A: The first use of barcodes was to label railroad rolling stock.
Q: When did barcodes become a big success?
A: Barcodes became a big success when they were used in supermarket checkout systems.
Q: What was the first product that used a barcode?
A: The first product that used a barcode was a pack of Wrigley's Juicy Fruit Gum sold on June 26, 1974.
Q: Who invented the barcode?
A: The barcode was invented by IBM engineer George J. Laurer.
Q: What are barcodes used for now?
A: Barcodes are now used for many purposes.
