Object Oriented System Design with C++ Unit 5 – Objects Classes Inheritance and Polymorphism: AKTU previous year questions
32 AKTU questions from Unit 5 (Objects Classes Inheritance and Polymorphism) asked in 2021–2026, tagged by marks, year and topic. In short: about 38 marks of every paper come from this unit; the most asked topic is Inheritance (9 times); 30 questions came back in a later year. The latest ones are listed below; on the page you can filter them by 2-mark or long questions, topic and repeats.
Unit 5 previous year questions
- What is multiple inheritance? (2 marks, 2026, Inheritance)
- Discuss compile-time and run-time polymorphism. Explain polymorphism in C++. How is polymorphism implemented using virtual functions? (7 marks, 2026, Polymorphism)
- What is pointer in C++ ? Write a C++ program to demonstrate the use of this pointer. Write a program to illustrate constructors and destructors. (7 marks, 2026, Polymorphism)
- Discuss operator overloading and type conversion in C++. Explain different types of inheritance with diagrams and examples. (7 marks, 2026, Inheritance)
- Explain the use of the this pointer in C++. (2 marks, 2025, Polymorphism)
- Write a C++ program to implement operator overloading for matrix addition and subtraction. Include detailed comments on the implementation. (7 marks, 2025, Operator Overloading)
- Explain the concept of static data members and functions. Write a C++ program to track the number of objects created for a class. (7 marks, 2025, Objects And Classes)
- Develop a C++ program to implement hybrid inheritance. Explain how ambiguity is resolved using virtual base classes. (7 marks, 2025, Inheritance)
- Differentiate between public and private member function. (2 marks, 2024, Objects And Classes)
- Explain static data and static function member. (2 marks, 2024, Objects And Classes)
- Construct a C++ program depicting the concept of multiple inheritance. (10 marks, 2024, Inheritance)
- What do you mean by polymorphism ? Explain it with an example. (10 marks, 2024, Polymorphism)
Most asked Unit 5 topics
- Inheritance – asked 9 times
- Polymorphism – asked 8 times
- Objects And Classes – asked 6 times
Unit 5 question pattern
- 2-mark questions: 9 asked in 2021–2026
- 7-mark questions: 6 asked in 2021–2026
- 10-mark questions: 17 asked in 2021–2026
- About 38 marks from Unit 5 in every paper
- 30 questions were asked again in a later year
Unit 5 questions year by year
- 2026: 4 Unit 5 questions asked (23 marks across that year's papers)
- 2025: 4 Unit 5 questions asked (23 marks across that year's papers)
- 2024: 5 Unit 5 questions asked (34 marks across that year's papers)
- 2023: 4 Unit 5 questions asked (32 marks across that year's papers)
- 2022: 8 Unit 5 questions asked (64 marks across that year's papers)
- 2021: 7 Unit 5 questions asked (54 marks across that year's papers)