NIELIT O Level Exam

which technology is used in smartphones to enable contactless payments

which technology is used in smartphones to enable contactless payments

संपर्क रहित भुगतान करने के लिए स्मार्टफ़ोन में किस तकनीक का उपयोग किया जाता है

A. Infrared इंफ्रारेड

B. NFC (Near Field Communication) एनएफसी (नियर फील्ड कम्युनिकेशन)

C. Wi-Fi Direct वाई-फ़ाई डायरेक्ट

D. RFID आर एफ आई डी




Correct Answer is :

B. NFC (Near Field Communication)



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