Which invention first incorporated a barcode scanner into a point-of-sale system, revolutionizing retail checkout and inventory management?

The evolution of point-of-sale (POS) systems represents one of retail's most transformative technological journeys. From simple cash registers to sophisticated digital ecosystems, POS systems have revolutionized how businesses operate and interact with customers. Test your knowledge about a pivotal moment in POS history that changed retail forever and launched a technological revolution in inventory management and sales analytics.

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IBM's 3660 Supermarket System (1973)
NCR's Model 2552 Electronic Cash Register (1968)
Fujitsu's OPOS Unified POS System (1977)
Casio's Electronic Register with Optical Scanner (1975)