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UPSC Civil ServicesPrelims2022General Studies Paper I
Question
QQ36. Consider the following communication technologies : 1. Closed-circuit Television 2. Radio Frequency Identification 3. Wireless Local Area Network Which of the above are considered Short-Range devices/technologies ?
Options
- A 1 and 2 only
- B 2 and 3 only
- C 1 and 3 only
- D 1, 2 and 3
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Correct Answer
D 1, 2 and 3
Model Answer
Answer: option D, as per UPSC's final answer key (Series A).