試題詳解

28. What is LoRaWAN?
(A) LoRaWAN is a wireless radio frequency communication technology, characterized by providing low-power long-distance communication suitable for IoT devices.
(B) LoRaWAN is a cellular network technology, with no significant difference from traditional cellular networks.
(C) LoRaWAN is a solar-powered IoT technology, characterized by providing efficient lowpower communication.
(D) LoRaWAN is a wireless local area network technology, offering longer communication distances compared to traditional Wi-Fi.
(E) LoRaWAN is a wireless bridging technology for IoT, primarily used to connect different IoT devices.