JKSSB Mock Tests

Which wireless communication technology has a very short range (approx. 10 cm) used for contactless payments?

A. NFC
B. Bluetooth
C. Wi-Fi
D. Infrared
Answer: Option A
Solution (By JKSSB Mock Tests Team)
Near Field Communication (NFC) enables tap-to-pay and data exchange at close range.
This Question Belongs to: Computer mcqs Computer set 2

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