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Which of the following statements is/are correct? 1. Li-Fi is a very advanced version of Wi-Fi 2. It uses Infrared rays to transfer Data 3. Bright Light Emitting Diode forms the core part of Li-Fi technology 4. Li-Fi cannot be used in aircraft
Correct Answer: (c)
UnverifiedNo official key was published for this paper. This answer is awaiting faculty review: treat it with caution.
This question appeared in the GPSC Prelims 2019 examination (GS-II). It is Question 129 out of 400 questions in this paper.
This question was part of the GPSC Prelims 2019 (GS-II). The GPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all GPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.