A municipality is addressing traffic congestion using smart city technologies. Which solution is most appropriate?
● Using IoT-enabled traffic lights that adapt to real-time traffic conditions
A household aims to optimize its energy usage and contribute to grid efficiency. Which IoT-enabled solution would be most effective?
● Installing a smart meter that monitors electricity usage and provides real-time feedback.
A family wants to enhance security and energy efficiency in their home. Which IoT-based solution is most suitable?
● Using IoT-enabled smart locks and thermostats that adapt to occupancy patterns.
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?
● Creating IoT-enabled bins that notify garbage collection services when full.
An IoT team is designing a device for industrial applications that requires lightweight messaging for event notifications. Which protocol is ideal?
● MQTT
During a project, you need an IoT device to "talk" to a web server using RESTful communication. Which protocol will you use?
● CoAP
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?
● 6LoWPAN
You need to create a large-scale smart agriculture network with sensors that experience packet loss due to long distances. Which protocol ensures efficient routing?
● RPL
A remote weather-monitoring station needs to operate autonomously for years. Which energy source should you recommend to power it?
● Solar panels
A company wants to ensure that their IoT devices comply with low-power network standards. Which organization's standards would they consult?
● IEEE
You are tasked with designing a wearable device that needs to operate for extended periods without recharging. Which protocol would you recommend for communication?
● BLE
While monitoring the power consumption of an IoT temperature sensor, you notice the battery drains rapidly. Which technique would reduce power consumption?
● Implementation of sleep mode
Your IoT project involves sensors installed in a factory near heat-generating machines. How could you harvest energy for these devices?
● Thermal energy harvesting
An agricultural project requires low-power communication over large distances. Which protocol would you recommend?
● LoRaWAN
You are designing a smart refrigerator. What should you ensure to avoid ethical violations regarding user data?
● Obtain explicit user consent for data collection
A healthcare IoT device collects patient data. What is an essential legal compliance step?
● Comply with GDPR for data protection
An IoT device used in cars collects real-time location data. What is a potential ethical issue?
● Unauthorized sharing of location data
A developer team finds that their AI-powered IoT device shows biased results due to incomplete training data. What ethical consideration is at play?
● Bias and discrimination
A smart irrigation system is failing to send data reliably. The network is lossy. Which protocol should you troubleshoot?
● RPL
In a lab exercise, you are tasked with setting up an IoT device with CoAP communication. Which of these would you configure?
● CoAP server on the gateway
A company uses IoT cameras for surveillance but fails to encrypt the data. What is the primary risk?
● Compromise of user privacy
Your team is integrating energy-harvesting techniques into a wearable device. Which method would be ideal for a fitness tracker?
● Vibration energy harvesting
Your IoT system needs to meet U.S. cybersecurity standards. What must you prioritize for connected devices?
● Secure access controls
An IoT health monitoring system must address privacy concerns. What is an appropriate measure?
● Encrypt all health data before transmission
A company starts with an IoT system for monitoring room temperature in small office spaces. Over time, they expand to multiple locations and integrate additional sensors for air quality. What is the best way to ensure the system scales effectively?
● Implement cloud-based infrastructure
A smart agriculture project needs to monitor 10,000 soil sensors spread across multiple fields. Which feature will improve data efficiency and reduce server load?
● Edge computing
A smart city deploys IoT-enabled traffic lights at major intersections. As more sensors are added for public transportation tracking, what is a critical design aspect for scalability?
● Ensuring the system supports modular architecture
An IoT developer uses Node-RED to prototype a system for monitoring home energy consumption. The system includes a smart meter and cloud integration. What advantage does Node-RED offer in this scenario?
● Simplifies the visual wiring of devices and services
A manufacturing plant deploys IoT sensors to monitor machinery. They observe a pattern of unplanned downtime caused by equipment failures. Which IIoT application can address this issue?
● Predictive maintenance
A developer creates a mobile app to control smart home devices, including lights and thermostats. After receiving user feedback, they want to add live monitoring for security cameras. What step must they prioritize?
● Update the app’s backend to support real-time streaming
A startup is building a smart irrigation app for farmers to control water pumps. The app communicates with IoT sensors in the fields. How can they ensure reliability in low-signal rural areas?
● Implement MQTT with fallback mechanisms
A healthcare provider uses IoT for remote patient monitoring. As patient numbers increase, how should they ensure data is processed efficiently and securely?
● Use edge computing for preliminary data analysis
A wind energy company deploys IoT-enabled sensors to monitor turbine performance. After analyzing data, they identify periods of suboptimal performance. What should they implement next?
● Smart grid integration for real-time energy balancing
A logistics company uses IoT sensors to track package temperatures during transport. A spike in temperature damages a shipment. What could prevent this in the future?
● Setting real-time alerts for temperature anomalies
A city’s waste management system uses IoT to optimize garbage collection. Sensors are installed in bins to report when they are full. However, some bins overflow before being emptied. What should be adjusted?
● Increase sensor sensitivity to detect earlier fill levels
A smart building uses IoT sensors for energy management. Employees report discomfort due to frequent changes in room temperature. What modification could resolve this issue?
● Implement machine learning to balance energy use and comfort
A wearable health device collects real-time heart rate data. After launching, the app struggles to handle multiple users. What could resolve this issue?
● Switch to a more scalable backend like AWS IoT Core
An IoT-enabled smart grid monitors household energy consumption. Residents complain about high bills despite using energy-efficient devices. What feature could address this?
● Provide users with real-time usage analytics and recommendations
A city wants to reduce energy consumption in public lighting. Which solution would best align with smart city principles?
● Using IoT-enabled streetlights that adjust brightness based on ambient light and pedestrian activity
A farm uses IoT sensors for irrigation. During heavy rainfall, the system continues watering crops, wasting water. What can improve the system’s performance?
● Integrate weather data into decision-making processes