In this video, you will clearly understand one of the most important concepts in Java OOP:
Animal a = new Dog()
If you are confused about why we use a parent class reference for a child object, this video will help you understand the concept of polymorphism and upcasting in a simple and beginner-friendly way.
📌 In this video, you will learn:
* What does Animal a = new Dog() mean
* Difference between reference type and object type
* Why we use parent reference instead of child reference
* Method behavior (compile-time vs runtime)
* Why you cannot access child-specific methods
* Real use of polymorphism in Java
* When to use Animal reference vs Dog reference
This video is part of the OOP in Java complete course for beginners.
🌐 Read detailed notes on my website:
👉 https://ajaydabade.com
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