Attempt this previous-year question. The correct option stays hidden until you choose.
With reference to ‘Near Field Communication (NFC) Technology’, which of the following statements is/are correct?
1. It is a contactless communication technology that uses electromagnetic radio fields
2. NFC is designed for use by devices which can be at a distance of even a metre from each other
3. NFC can use encryption when sending sensitive information.
Select the correct answer using the code given below.
Pick an option to check yourself.
• Correct Answer: C
• NFC uses 13.56 MHz electromagnetic induction for contactless short-range (<4 cm) communication with encryption support.
• Statement 2 is incorrect: NFC range is centimetric, not up to one metre.
Attempt Prelims MCQs or open Mains questions by paper — then continue the same bank inside the app with visual decks.
GyanGram