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a type of system used at retail checkout counters (the point of sale), which scans product codes for items being purchased, veri es the items' prices, and usually updates inventory and customer information through a connection to the seller's network

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a type of system used at retail checkout counters (the point of sale), which scans product codes for items being purchased, veri es the items' prices, and usually updates inventory and customer information through a connection to the seller's network





 
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