Situational

Question 1

A municipality is addressing traffic congestion using smart city technologies. Which solution is
most appropriate?

Answer 1

IoT-enabled traffic lights ; adapt to real-time traffic conditions.

Question 2

A household aims to optimize its energy usage and contribute to grid efficiency. Which
IoT-enabled solution would be most effective?

Answer 2

A smart meter ; monitors electricity usage and provides real-time feedback.

Question 3

A family wants to enhance security and energy efficiency in their home. Which IoT-based
solution is most suitable?

Answer 3

IoT-enabled smart locks and thermostats ; based on occupancy patterns.

Question 4

During a lab activity to create a smart city application, a group chooses to work on waste
management. Which approach aligns best with the objective?

Answer 4

IoT-enabled bins that notify garbage collection services when full.

Question 5

An IoT team is designing a device for industrial applications that requires lightweight messaging
for event notifications. Which protocol is ideal?

Answer 5

MQTT

Question 6

During a project, you need an IoT device to “talk” to a web server using RESTful
communication. Which protocol will you use?

Answer 6

CoAP

Question 7

You are deploying a smart home system where devices like thermostats and lightbulbs need to
communicate over a low-power wireless network. Which protocol would you select?

Answer 7

6LoWPAN