Introduction to IOT (AL-803 (A)) - Important Questions

Explain the implementation of IoT technology in smart cities including smart parking, smart lighting, emergency response and smart roads to improve quality of life, sustainability and citizen services.

Define IoT and explain its characteristics and components.

Define the IoT ecosystem and explain its significance in the modern world.

Define M2M and explain reasons for shifting from M2M to IoT.

Discuss the key components of an IoT ecosystem and their roles in enabling IoT applications.

Discuss the characteristics of IoT.

Define M2M communication and describe M2M communication and its architecture.

What is the purpose of logical design in IoT systems? List the key components typically considered in the logical design of an IoT solution.

Describe the characteristics of smart sensors and their advantages over traditional sensors.

Describe the basic working principle of sensors and how they convert physical phenomena into measurable signals.

Summarize the challenges of a sensor node.

Discuss the fundamental difference between scalar sensors and vector sensors.

Differentiate between electrical actuators and mechanical actuators in terms of energy efficiency and control flexibility in IoT deployments.

Write a short notes (Any three):

Discuss the characteristics of Zigbee networks, including low power consumption, low data rates, and short-range communication.

What is the basic working principle of RFID technology? How does RFID enable wireless communication for data transfer?

Describe how wireless sensor networks became one of the enabling technologies of IoT.

Explain the difference between NFC and other wireless communication technologies used in IoT, such as Bluetooth and Wi-Fi?

Discuss the key features of MQTT that make it well-suited for IoT communication.

Describe the primary components of an MQTT-based communication system in IoT.

Describe the role of CoAP Acknowledgement (ACK) and Reset (RST) messages in managing message delivery and error handling.

List and describe the main AMQP frame types used for communication in IoT environments?

Explain the GPIO pins of the Raspberry Pi with a neat diagram.

Describe the connectivity options available on a Raspberry Pi board for interfacing with sensors, actuators and networks in IoT setups.

Explain the smart home automation system in an IoT.

Explain the following terms:

Write a short note on any two of the following.