Internet of Things Unit-wise Question Bank | Subject Code: BCS070

Internet of Things (Elective-IV)

Previous Year Questions (AKTU)

Unit 1: Internet of Things (IoT)

1. Define the Internet of Things (IoT). Explain its vision, definition, and conceptual framework.
   
   
2. Explain the different characteristics of IoT.
   
   
3. What are the different components and building blocks required for an IoT device?
   
   
4. What is the role of "things" and the "Internet" in IoT?
   
   
5. Why do IoT systems have to be self-adapting and self-configuring?
   
   
6. Explain the layered IoT architecture (or architectural view) with the help of a neat diagram.
   
   
7. Explain IoT/M2M system layers and design standardization.
   
   
8. What is the requirement for IoT protocol standardization?
   
   
9. Differentiate between M2M communication and IoT.
   
   
10. What is the relation between WSN and IoT? Explain with an example.
    
    
11. Distinguish between the Web of Things and the Internet of Things.
    
    
12. What is the Cloud of Things?
    
    
13. What is IoT Analytics, and how can Big Data be used in IoT? Explain in detail.
    
    
14. Define the sources of IoT and give 5 examples of hardware sources for IoT prototype development.
    
    
15. Discuss various standards and technologies that enable ad hoc connectivity between devices, forming the basis of IoT.
    
    
16. What is identity management in the Internet of Things? Explain any two identity management techniques.
    
    
17. Why is security required in IoT? Explain in detail the various security challenges, threat analysis, access control, and message integrity in IoT.
    
    
18. Explain data modeling using the Entity-Relationship (ER) model, ER model concepts, and notation for ER diagrams.
    
    
19. Explain the concept of data independence, database languages, and interfaces.
    
    
20. Explain data enrichment and the functions of data consolidation in IoT.
    
    
21. Write in detail about the business model scenario for the Internet of Things.
    
    
22. Explain Data Visualization and its importance in IoT.
    
    
23. How can industries benefit from IoT? Explain the role of IoT for increased autonomy and agility in collaborative production environments.
    
    
24. Explain the Internet of Things using PLC technology.
    
    
25. Explain the communication technologies, data enrichment, and consolidation in IoT, detailing its ease of designing and affordability.
    
    
26. Write an Arduino program to blink a connected LED using a Fibonacci sequence of delays (e.g., 1s, 1s, 2s, 3s, 5s, 8s) between on and off states, resetting the sequence after 5 blinks.
    
    

Unit 2: Hardware for IoT

1. What do you mean by IoT-supported hardware? Explain the block diagram of IoT device hardware.
   
   
2. What are the primary hardware components that make up an embedded system? Explain the basic concept of an embedded system on an IoT device.
   
   
3. What are IoT hardware platforms? Explain three popular embedded platforms utilized for IoT.
   
   
4. Explain Arduino and Raspberry Pi in IoT. What are the main differences between them?
   
   
5. Differentiate between a Raspberry Pi and a desktop computer.
   
   
6. Explain the following IoT boards and architectures: BeagleBone board, Intel Galileo, and ARM Cortex.
   
   
7. What is Arduino IDE? Explain its use and the structure of an Arduino program.
   
   
8. Write down the steps for the implementation of IoT using Arduino. How do you add two numbers in Arduino?
   
   
9. Name 4 Arduino libraries and explain what an Arduino emulator is.
   
   
10. Define sensors (including digital sensors) and actuators. Explain their roles in IoT systems with examples and neat sketches.
    
    
11. Explain identification technologies used in IoT. What is RFID technology and how does it work?
    
    
12. Explain the concepts and terminology of RFID applications. How is RFID helpful in IoT architecture?
    
    
13. What do you mean by an RFID-based EPC network?
    
    
14. Compare Radio Frequency Identification (RFID) technology with Wireless Sensor Networks (WSN).
    
    
15. Write a C program to interface a DHT11 sensor and an LED with a microcontroller such that the LED switches on only if the temperature exceeds 35°C and the humidity drops below 40% simultaneously.
    
    

Unit 3: Network & Communication Aspects in IoT

1. Explain the network and communication aspects in IoT. What are the roles of the network for IoT deployment in various devices?
   
   
2. Explain the MQTT Protocol with an example. What is the role of the MQTT protocol in IoT?
   
   
3. What is the IEEE 802.15.4 protocol, and how is it related to IoT?
   
   
4. What is a Wireless Sensor Network (WSN) architecture? What are WSN nodes?
   
   
5. Explain Sensor Deployment and Node Discovery in IoT systems.
   
   
6. What are the wireless medium access issues in IoT networks?
   
   
7. What do you mean by the term "MAC Protocol"? Explain MAC protocols for IoT and provide a MAC protocol survey.
   
   
8. Explain routing protocols in an IoT network along with their types and survey.
   
   
9. What is Data Aggregation and Dissemination in IoT networks? Why is it important, and what are its performance measures? Explain with an example.
   
   
10. Explain the various parts and anatomy of the Arduino Platform Board. Name two Arduino board names.
    
    
11. What is the Arduino IDE platform? Write down the steps to import libraries into the Arduino IDE and explain how programming is done for various applications.
    
    
12. What is coding? Using an emulator and libraries, explain how addition and multiplication operations are performed.
    
    
13. Explain the various security issues in IoT Boards.
    
    

Unit 4: Challenges in IoT Design

1. What are the different design and development challenges faced while designing IoT systems?
   
   
2. Discuss the different security challenges in IoT.
   
   
3. Discuss the various IoT applications. Name a few applications of IoT along with their specific challenges.
   
   
4. Explain how data is communicated with hardware units in IoT design.
   
   
5. Compare different IoT hardware and explain the key features of mobiles and tablets.
   
   
6. Explain the application of IoT in home automation systems. What are the components, communication media, and necessary steps required for making a smart building?
   
   
7. Explain the application of IoT in smart cities. Detail the designing of a smart street light system.
   
   
8. Explain the application of IoT in smart metering and automotive applications.
   
   
9. What are the benefits and applications of IoT in e-Health systems?
   
   

General / Miscellaneous

1. What is Zigbee?
   
   
2. What is ESP8266?
   
   
3. Explain the "Two Pillars of the Web".
   
   
4. Explain it with necessary steps and diagrams.