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Barcodes

Barcodes, and the laser scanners that read them, make it possible to keep track of millions of packages, groceries and railroad cars. New uses are continually being added. Questions and answers about the uses, history and technology of bar codes belong here.

659 Questions

How do you read a postnet bar code?

Disregard the first and last bar, they mark the beginning and end of the bar code. Each digit in a bar code is made up of 2 tall and 3 short bars, starting with the second bar read 5 bars as 7,4,2,1,0. which ever numbers has the tall bars add them to get the first digit of the bar code. 7 and 4 is 0.

What Company makes bar code scanners?

Symbol

Metrologic

you can find this stuff from this website. http://www.barcodediscount.com/catalog/metrologic/ms9540.htm

What does the number mean under the bar code of a dip can?

What does the number under the barcode on a can of dip mean

Why does everything need a bar code?

Because so that they can keep track and they can't track you down.just look on the Internet.It makes you wonder why everything has barcodes......

What had the first bar code?

The first 2D Bar codes where used on Railroad Cars. Check the related link

What are the advantages of bar codes?

Barcodes consist of bars in spaces that vary in width. These bars and spaces correspond to numbers and letters that represent descriptive data. This allows scanning to quickly identity the item being scanned.

How do you print bar codes?

You can print barcodes to any laser printer, as well as a 203 or 300 DPI printer, but you need to make sure that you have the correct x dimension so that the barcode is readable by the scanner.

In the nivea competition is it the bar code on the receipt or the actual product?

Theyre referring to the barcode on the actual product so they can track the product which was purchased. They also ask for the store name and reciept number to ensure the product was purchased.

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.

Is a bar code reader an input?

Yes it is. It reads the barcode, and converts it into a digital signal for the computer to decypher.

What can a infrared scanner not do?

translate a bar code into a computer data file.

Where does stamp go on postcard there is no bar code?

Upper right hand corner on the side you write your message on.

Why do you have barcodes?

You need a barcode to keep track of inventory and assets. Track mail and packages and control logins. The majority of retail stores today are using a barcode system therefore if you want to sell your product through retail stores as well as online stores such as Amazon or eBay you require your product to have a barcode.

codes, the price is available in discount.

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Why do we use bar codes?

We use barcodes to indentify a porduct which the barcode has been stuck onto

this means when we scan a item the barcode on this item tell us everything we need to know about this item such as price, used by date etc

Do bar codes make security alarms in the store go off?

Sometimes it matters what you buy.like say you just bought a phone and you walk into a clothing store now if the clothing store has one of the security alarms it would go off even though the phone is payed for.

(EDIT) I don't know if you're looking to steal something or you might be just curious, but it really depends on what you buy. Usually you can tell if when you peal off the barcode tag there are little metal rings (Which can be removed). Often valuable objects such as Xbox360's, iPhones, PS3's, ect. have these on them. Sometimes a secretive tag inside the box, which is why I wouldn't recommend stealing an iPhone, Xbox360, or anything else valuable in a box. Items that I am 90% sure do NOT have security alarms in the barcodes are packs of gum, candy bars, cheap lipstick, and anything else cheap or inexpensive. I hope this helps.