Which of the following communications technologies are used for IoT communications?
A) Bluetooth
B) NFC
C) RFID
D) All of these

Question

Quizplus · Accepted Answer

All of these technologies can be used for IoT communications in different ways. Bluetooth is often used for short-range, low-power communication between devices. NFC is typically used for close-range communication between devices or between a device and an NFC tag. RFID is often used for long-range, low-power communication between tags and readers. All three technologies have their strengths and can be used in combination for different IoT applications.

Which of the Following Communications Technologies Are Used for IoT