Which technological innovation is widely credited as the first true electronic Point of Sale (POS) system that revolutionized retail checkout operations?

The invention of Point of Sale (POS) systems revolutionized retail operations, transforming how businesses track sales, manage inventory, and interact with customers. These systems have evolved from simple mechanical cash registers to sophisticated digital platforms that integrate multiple business functions. Test your knowledge about the breakthrough innovation that first brought computing power to the retail checkout experience!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

IBM's 3660 Supermarket System (1973)
NCR's Class 5 cash register (1964)
Burroughs' electronic billing machine (1971)
McDonald's Cashier-MICR system (1968)