In the context of wearable technology, which of the following tasks is/are accomplished by wearable devices? 1. Location identification of a person 2. Sleep monitoring of a person 3. Assisting the hearing impaired person Select the correct answer using the code given below.
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A medium Science & Technology multiple-choice question from UPSC Prelims 2019. Attempt it above, then check the correct answer and detailed explanation below.
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Correct answer: D. 1, 2 and 3
All three are possible — wearables can identify location (GPS), monitor sleep, and assist the hearing impaired (e.g., smart hearing aids), so 1, 2 and 3 are correct.
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