CAF-3 · Chapter 4 · Question 5 of 15
A fitness company manufactures smartwatches that monitor users' heart rates and daily step counts, sending this data back to the company's servers for health analysis. This is an example of data collected from:
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) IoT (Internet of Things) devices
Explanation
IoT devices, such as smartwatches and home sensors, are a primary source of Big Data, continuously generating and transmitting user data
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