CSS Computer Science (Optional) — Paper-I, Section-A, Topic III. Index for Object Oriented Paradigm — matches the textbook's chapter structure exactly, one page per heading.

https://www.programiz.com/cpp-programming/oop

1. Object Oriented Programming Concepts

2. Main Characteristic of Object-Oriented Paradigm

3. Objects and Classes

4. Data Members of Class

5. Member Functions

6. Classes Advanced (friend, static, composition, this, const)

7. Operator Overloading

8. Inheritance

9. Forms of Inheritance

10. Protected Members

11. Method Over-Riding

12. Polymorphism

13. Virtual Function

14. Pure-Virtual Functions

15. Abstract Class

16. Abstract Super Class

17. Standard Template Library (STL)

18. Files & Streams