Internet of Things Unit 4 – Programming the Arduino: important questions for AKTU
Unit 4 (Programming the Arduino) questions that AKTU repeats most often. This unit carries about 26 marks per paper. Start with the repeated questions, then the most asked topics.
Most repeated Unit 4 questions
- Explain the anatomy of Arduino platform board. (7 marks, 2026, Arduino Platform: Board Anatomy) – also asked in 2025, 2024
- Write a C program to interface a DHT11 sensor and an LED with a microcontroller. The LED should turn on only if the temperature exceeds 35°C and the humidity drops below 40% simultaneously. (10 marks, 2025, Programming Arduino for IoT) – also asked in 2023
- Write a C program to interface DHT sensor and LED. The program will switch on LED once the temperature rises above the 35 degrees. (10 marks, 2023, Programming Arduino for IoT) – also asked in 2025
Most important Unit 4 topic
- Arduino IDE & Coding (Unit 4: Programming the Arduino) – asked 6 times in 2023, 2024, 2025, 2026
Most asked Unit 4 topics
- Arduino IDE & Coding – asked 6 times
- Arduino Platform: Board Anatomy – asked 5 times
- Programming Arduino for IoT – asked 3 times
More Unit 4 previous year questions
- What is Arduino IDE? (2 marks, 2026, Arduino IDE & Coding)
- Explain Arduino IDE and the steps involved in programming Arduino for IoT. (7 marks, 2026, Programming Arduino for IoT)
- Explain the structure of an Arduino program with suitable explanation. (7 marks, 2026, Arduino IDE & Coding)
- Name two Arduino board names. (2 marks, 2025, Arduino Platform: Board Anatomy)
- Give 4 names of Arduino library. (2 marks, 2025, Arduino Libraries & Additions)
Unit 4 syllabus topics
- Arduino Platform: Board Anatomy
- Arduino IDE & Coding
- Using an Arduino Emulator
- Arduino Libraries & Additions
- Programming Arduino for IoT