It’s based on the use of tools to acquire information about reading barcodes which represent data to analyse. Its peculiar characteristic is to connected “on line” with the system and is able to do other than real-time data update also to control their validity and congruence.
It’s particularly used to manage warehouses to make handlings easier and it’s mostly efficient when the material is handled per packaging unit.
It’s also used in gathering data from field to acquire information from the beginning of the transactions to suspension or closure.