EC-CouncilIoT Security Essentials
Domain 1Objective 2
IoT Networking and Communication Concepts ISE Practice Questions (Page 4)
Part of the IoT Fundamentals and Networking domain, which makes up ~15% of our current practice bank. EC-Council does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 2–3 from this objective — we provide 42 practice questions to prepare you well beyond it. (estimate)
42questions here
9free pages
10concepts
Questions 16–20
- 16
A security analyst is reviewing the communication between a smart lock and its cloud backend. The lock sends a command to unlock when it receives a valid token from the user's smartphone. The analyst wants to ensure that the command cannot be intercepted and replayed later by an attacker. Which security mechanism should be implemented?
Select an answer first - 17
A manufacturing plant uses a central dashboard to monitor hundreds of sensors. The dashboard must receive real-time updates whenever a sensor reading changes, and sensors must not need to know the dashboard's address. Which communication model and protocol best fit this scenario?
Select an answer first - 18
Which transport layer protocol provides reliable, ordered, and error-checked delivery of data, making it suitable for applications that require guaranteed message delivery?
Select an answer first - 19
A city is deploying thousands of smart parking sensors that will be embedded in asphalt and communicate over a low-power wide-area network. Each sensor has a very limited memory and processing capacity. The network team needs to assign addresses and ensure efficient routing. Which network-layer approach is most appropriate?
Select an answer first - 20
Which application layer protocol is based on RESTful principles, uses UDP by default, and is designed for constrained devices in IoT?
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