Which technology innovation first allowed retailers to automatically capture product information at the point of sale without manual entry?

Point of Sale (POS) systems have revolutionized retail operations over the decades. From simple cash registers to sophisticated integrated platforms, these systems have become the backbone of modern retail. This trivia question explores a key development in the history of POS technology that transformed how retailers manage transactions, inventory, and customer data. Test your knowledge about this important retail technology innovation!

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Universal Product Code (UPC) barcode scanning
Radio-frequency identification (RFID) tags
Near Field Communication (NFC) payment processing
Touchscreen interfaces