1. The proposed offline UPI payment system developed by NPCI primarily uses:

• Bluetooth Low Energy (BLE)
• Near Field Communication (NFC)
• Wi-Fi Direct
• QR Code scanning

2. The capital city of Romania is:

• Sofia
• Budapest
• Bucharest
• Belgrade

3. Which one of the following is the largest tributary of the Amazon River mentioned in the source?

• Paraná
• Orinoco
• Rio Negro
• São Francisco

4. The Global Mining and Metals Water Dataset has been released by the:

• International Council on Mining and Metals (ICMM)
• UNEP
• International Energy Agency (IEA)
• World Resources Institute (WRI)

5. Punjab became the first Indian State to introduce Artificial Intelligence (AI) as a mainstream subject under:

• Digital Punjab Mission
• Sarbat.AI Initiative
• AI Bharat Programme
• Punjab Smart Education Mission