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Why do bar codes have a meaning?
Bar codes have a meaning because the meaning of a bar code is assigned to that bar code. A bar code identifies an item, and product information regarding that item is held in a data base.
Is bar code reader input or output?
Input - the reader is reading the bar code and putting the information into the computer
What information is in a bar code?
A bar code is used to identify a product or item. That's all. Other information associated with that bar code is held on the computer server that is linked to the bar code scanner. That other information could include what the item is, its price, brand, size/weight, and many other particulars. The scanner is able to identify the item, and once the bar code has been used for that, the computer server does the rest.
What does bar code scanner mean?
What a bar code reader is requires an understanding of the amount of information contained in the Bar code itself. Simply the amount of information is huge. All a reader will do is use a LASER beam to collect or read the bar code and transfer the information into a computer.
What is OCR and bar code feature common?
A bar code scanner scan a little label that has bar code on it.the information is then saved on the computer.It is also use in libraries alot
Can you generate your own bar code with information Iwant?
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Is it possible for the nutritional information of food to be incorporated into the bar code?
Nope - the bar-code is simply an identifier mark to define what's being sold.
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.
What is a bar code?
bar code, Universal Product Code (code consisting of a series of vertical bars of variable width that are scanned by a laser; printed on consumer product packages to identify the item for a computer that provides the price and registers inventory information)
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 is a series of lines and numbers which contain information about a product?
Maybe you mean a bar code?
What are the uses of bar code readers?
to scan a barcode and list the information in the barcode to the computer.
