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- Used to provide information in many different
- situations,the bar code is seen most commonly
- in the retail outlets of today.In the Super
- Market the computerized information contained
- on the bar code is read by reflected laser
- light on the check-out reader and supplies
- such information as the product price,the
- size/weight and name of the product to,first,
- the check-out operator in the production of
- the customers bill and then on up the chain
- to the Store's warehouse(for re-ordering
- purposes)and so to the Supplier.
- The hand-held units used by stockcheckers are
- called EPOS(Electronic Point of Sale).
-