What product-tracking technology, first commercially used in 1974, revolutionized retail inventory management and is considered the predecessor to modern automated tracking systems?

Before computerized systems transformed retail, inventory management was a laborious manual process. One technological innovation in the mid-20th century revolutionized how stores tracked their products, eventually leading to the sophisticated inventory management systems we see today. This poll tests your knowledge about a pivotal moment in retail history that changed shopping forever and laid the groundwork for modern e-commerce and data-driven retail operations.

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Universal Product Code (UPC) barcode scanning
Radio-frequency identification (RFID) tags
Electronic Data Interchange (EDI) systems
Magnetic strip cards for inventory tracking