Which of the following point-of-sale innovations was FIRST mandated for use in U.S. federal government procurement systems to enhance transparency?

Government agencies are increasingly adopting modern procurement and point-of-sale systems to streamline operations and improve transparency. These systems help track spending, manage vendor relationships, and ensure compliance with complex regulatory requirements. How well do you know the technological innovations being implemented in government purchasing systems? Test your knowledge of how modern technology is transforming bureaucratic procurement processes!

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Blockchain-based procurement ledgers
Federal Procurement Data System-Next Generation (FPDS-NG)
AI-powered vendor selection algorithms
Biometric verification for purchase authorization