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because each store may have a different price for the item. If you were to store the price on the barcode you would then have to go to every item when a price change occured and update the barcode. To just associate a price with a barcode in a computer is a much more efficient practice.
What else can I help you with?
Can a price of an item be told from its bar code?
Yes and No Yes if the store have entered the code into its computer. However, You can not get the price just from the code itself.
What is a bar code reader used for?
The bar code reader is used to read printed bar codes. It allows an attached computer to identify a product or item on which a bar code it printed and, most importantly, price that item to automate and speed checkout in a store or market.
How did the cashier scan and calculate your grocery items?
Everything the store sells - is stored on a computer - along with the price. The bar-code on the item is unique - in that (for example) all identically-sized tins of carrots from the same supplier have the same bar-code. When the tin is scanned, the computer interprets the bar-code and adds the item to your bill. It also prints the item price.
How does one install a bar code reader into a Android?
Different bar code readers can be installed using Google's Play Store. The store offers a wide range of bar code scanners such as "Bar code Scanner from ZXing Team or Google's own implementation of a qr/bar code reader : Google Goggles.
Does a bar code scanner give me the price?
Most bar code scanners will give you the price of an item , but if you are shopping and find one that does not , the price will come up at the checkout when you plug the scanner in .
Difference between bar code and qr code?
Bar code stores numbers only,but QR code can be store be with any multimedia.
Is there a type of bar code that can store an image?
Since a bar code represents a number, and an image can be expressed digitally as a series of number, a conventional bar code ( with sufficient length ) can store images, as well as any other type of digital information.
What are the 3 pieces information found on a bar code?
price
Why is price not included in shop bar codes?
Because a bar code lasts for years, and prices vary. Because a bar code crosses borders, and currencies differ
Can you exchange shoes with out the box?
No you can not because they do not have a price tag, or a bar code.
What is the bar code reader used for?
I actually worked at a retail store for many years. When we implemented our bar code readers it was to read UPC codes of products. Our computer system would recognize the UPC and be able to then give the price we had assigned to the product. Each product has a unique UPC.
What is a data matrix bar code?
A data matrix bar code is used on almost very product which is found in stores. The data matrix bar code is used to identify a product and find the price in a computer system.
