Internet of Things

Define Internet of Things (IoT).

What are the main characteristics of IoT?

What is an actuator in the context of IoT?

Define CoAP (Constrained Application Protocol).

What is MQTT and where is it used?

What is Cloud Computing in IoT?

What is Fog Computing?

Define Python's role in IoT.

What is smart grid?

List any two security challenges in IoT.

Explain the logical design of IoT.

Explain the architecture of SDN and its application in IoT.

Explain the architecture of Raspberry Pi and its pin configuration.

Describe the working of the MQTT protocol in IoT communication.

How do sensors and actuators work together in an IoT system? Give an example.

Explain the difference between Zigbee and BLE protocols.

Discuss the role of APIs in IoT application development.

Describe the complete IoT reference architecture in detail. Also, explain the various layers involved.

What is Raspberry Pi? Explain its architecture, components, and interfaces in detail. How is it used to build an IoT application?

Explain the application of IoT in the agriculture sector. Design a comprehensive smart farming system using appropriate sensors, communication protocols, and cloud platforms.

Explain the role of Cloud Computing and Big Data Analytics in IoT. Discuss any one cloud platform (like AWS IoT or Azure IoT) architecture.

Explain the concept of Edge and Fog computing in IoT. Why are they necessary despite the availability of Cloud computing? Provide an architectural overview.