Abstract Class in Java | Explained with Real Examples | Hindi
Welcome back to CodeHunt’s Core Java Tutorial in Hindi!
In this session, we move into a powerful OOP concept — the Abstract Class in Java.
Abstract classes play a major role in designing flexible, secure, and scalable applications, and they are one of the most asked topics in Java interviews.
In this video, we break down what an abstract class is, why it is used, and how it differs from interfaces, with complete clarity.
🎯 What You Will Learn in This Video
✅ 1. Introduction to Abstract Class
What is an abstract class?
Why abstract classes exist in Java?
When and why to use abstraction?
Abstract vs Concrete class (clear difference)
✅ 2. Abstract Methods
What is an abstract method?
Why abstract methods cannot have a body?
Where abstract methods are used in real projects
Rules of abstract methods (important for interviews)
✅ 3. Features of Abstract Class
Can abstract class have a constructor?
Can abstract class have variables?
Can abstract class have static methods?
Can abstract class have final methods?
Mixed methods: abstract + non-abstract in the same class
✅ 4. Abstract Class vs Interface (Interview Favorite)
Key differences
When to use abstract class over interface?
Real-life use cases
🧠 By the End of This Session, You Will Understand:
What abstraction truly means in Java
How abstract classes improve code design
How to decide between interface and abstract class
Real examples used in frameworks like Spring and Hibernate
Interview-level understanding with complete clarity
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