Free CompTIA A+ 220-1101 Practice Question

A company's executive is using a wearable device that tracks her steps and heart rate during her workday. The device needs to synchronize this data regularly with her smartphone. Which technology would be most appropriate for the wearable device to communicate with her smartphone within a typical office?

  • RFID

  • Bluetooth

  • WiMAX

  • Infrared

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CompTIA A+ 220-1101 / 
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