Understand the Functionality of the Typical Elements of IoT Networks and Connectivity. ITP-110 Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   In which frequency band does Z-Wave typically operate?

   • A5 GHz
   • B2.4 GHz
   • CSub-GHz (e.g., 868/915 MHz)
   • D60 GHz
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   Which application-layer protocol is designed for constrained devices and uses a RESTful request/response model over UDP, making it suitable for low-power, lossy networks?

   • AWebSocket
   • BDDS
   • CCoAP
   • DMQTT
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   Which of the following is a key characteristic of AMQP that makes it suitable for IoT back-end communication?

   • AIt uses a simple publish/subscribe model with no routing capabilities.
   • BIt is a lightweight protocol designed for low-power, constrained devices.
   • CIt provides reliable message delivery with acknowledgments and message persistence.
   • DIt is a request/response protocol similar to HTTP.
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   In a LoRaWAN network, what is the primary role of a gateway?

   • ATo relay messages between end devices and the network server
   • BTo process and store all application data locally for long-term analytics
   • CTo generate the radio frequency carrier for all connected end devices
   • DTo authenticate end devices and manage encryption keys
   Reveal Solution Discussion Select an answer first
6. 25foundation · easy

   What is the historical significance of legacy fieldbus protocols?

   • AThey were the first wireless protocols for IoT.
   • BThey were designed specifically for cloud connectivity.
   • CThey replaced point-to-point wiring with digital communication in industrial systems.
   • DThey introduced the use of IP addressing in industrial networks.
   Reveal Solution Discussion Select an answer first