Which company introduced the first commercial electronic point-of-sale (POS) system with real-time inventory tracking in 1974, revolutionizing retail operations?

Point of Sale (POS) systems have revolutionized retail operations, transforming how businesses track inventory, process transactions, and analyze customer data. From the mechanical cash registers of the early 20th century to today's cloud-based systems, POS technology continues to evolve rapidly. Test your knowledge about a pivotal moment in retail technology history that changed how businesses operate forever.

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IBM (with the IBM 3650 Retail Store System)
NCR (with the NCR 2552 Retail System)
Casio (with the Casio EX-1 Electronic Register)
Digital Equipment Corporation (with the DEC POS-8)