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 d

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Q: 82 (IAS/2015)
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.
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question_subject: 

Science & Technology

question_exam: 

IAS

stats: 

0,74,90,20,15,74,55

keywords: 

{'near field communication': [0, 0, 0, 1], 'nfc': [0, 0, 0, 1], 'contactless communication technology': [0, 0, 0, 1], 'electromagnetic radio fields': [0, 0, 0, 1], 'encryption': [0, 0, 0, 1], 'distance': [0, 3, 3, 3], 'devices': [0, 1, 0, 7], 'sensitive information': [0, 0, 0, 1], 'technology': [1, 5, 15, 27]}