Which retail innovation from the 1970s fundamentally changed point of sale systems and is considered the predecessor to modern checkout technology?

The evolution of point of sale systems has transformed retail throughout history. From manual cash registers to sophisticated digital interfaces, these systems tell the story of how commerce has evolved alongside technology. Test your knowledge about a pivotal moment in retail history that changed how customers interact with businesses at the point of purchase.

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The Universal Product Code (UPC) barcode scanning system, first used commercially at Marsh Supermarket in 1974
IBM's first electronic cash register system with magnetic stripe readers introduced in 1978
NCR's first touchscreen POS terminal released in 1976 for department stores
The Sweda electronic register with integrated inventory management launched in 1973