Describe the role of sensors in IoT systems.

• Sensors only monitor temperature changes in IoT systems.

• Sensors transmit data without any conversion in IoT systems.

• Sensors are used solely for data storage in IoT systems.

• Sensors collect and convert environmental data into digital signals for processing in IoT systems.

What is the purpose of the IoT gateway?

• To connect IoT devices to the cloud and facilitate data processing.

• To act as a firewall for IoT networks.

• To store data locally on IoT devices.

• To provide power to IoT devices.

Name three common sensor technologies used in IoT.

• Temperature sensors, humidity sensors, motion sensors

• Proximity sensors

• Pressure sensors

• Light sensors

How does data processing occur in an IoT architecture?

• Data processing in IoT architecture only involves data collection.

• Data processing is solely done on the cloud without any local analysis.

• Data processing in IoT architecture eliminates the need for data storage.

• Data processing in IoT architecture involves data collection, transmission, aggregation, analysis, and storage.

List two applications of IoT in smart homes.

• Smart washing machines

• Smart light bulbs

• Smart thermostats, Smart security systems

• Smart refrigerators

What is the significance of edge computing in IoT?

• Edge computing increases data storage requirements in IoT.

• Edge computing eliminates the need for cloud services in IoT.

• Edge computing is significant in IoT as it enables real-time data processing, reduces latency, and optimizes bandwidth usage.

• Edge computing slows down data transmission in IoT.

Explain how IoT is used in healthcare.

• IoT has no impact on patient treatment or monitoring.

• IoT devices are only used for administrative tasks in hospitals.

• IoT is used in healthcare for remote patient monitoring, data collection, and improving treatment outcomes through connected devices.

• IoT is primarily used for scheduling appointments in healthcare.

What are the security challenges associated with IoT?

• High manufacturing costs

• Excessive data storage requirements

• Device vulnerabilities, lack of standardization, inadequate encryption, insecure networks, and privacy concerns.

• Limited battery life

Describe the impact of IoT on industrial automation.

• IoT significantly improves industrial automation through real-time data analytics, enhanced efficiency, predictive maintenance, and seamless machine communication.

• IoT has no effect on machine communication.

• IoT only increases operational costs without benefits.

• IoT reduces the need for automation in industries.

What are the benefits of using IoT in agriculture?

• Increased crop yields and efficient resource management.

• Higher costs with no significant benefits.

• IoT has no application in agriculture.

• Only used for monitoring weather conditions.