One Shot Java OOPs Concepts Tutorial | Master Object-Oriented Programming for Interviews (2025)

In this all-in-one OOPs tutorial, you’ll learn everything you need to know about Object-Oriented Programming in Java — perfect for beginners, students, and those preparing for technical Java interviews and placements. From classes and objects to abstraction, inheritance, polymorphism, and even real-world examples of design principles like loose coupling, this video covers it all in one go — with practical examples, theory, and key interview questions. 🎯 What You'll Learn in This Java OOPs Video: ✅ What is Object-Oriented Programming (OOP)? ✅ Class and Object in Java ✅ Constructors, Getters, Setters ✅ Method Overloading & Method Overriding ✅ Encapsulation, Inheritance, Polymorphism, Abstraction (4 Pillars of OOP) ✅ Early Binding vs Late Binding ✅ Static, final, this, and super keywords ✅ Abstract Class vs Interface ✅ Covariant Return Type ✅ Shallow Copy vs Deep Copy ✅ Association, Aggregation, Composition ✅ Loosely Coupled vs Tightly Coupled Design ✅ Java OOPs Interview Questions By the end of this video, you’ll have a clear understanding of how OOP works and how to apply these concepts in your Java programming journey. Subscribe for more tutorials on Java, OOPs, Spring Boot, React, and full-stack development! 00:00:00 - Introduction & What is OOP? 00:03:15 - Class and Object in Java 00:09:20 - Constructor, Getters and Setters 00:26:10 - Encapsulation Explained with Example 00:35:30 - Method Overloading in Java 00:46:00 - Inheritance in Java 01:10:45 - Method Overriding in Java 01:23:30 - Polymorphism (Compile-Time & Run-Time) 01:40:00 - Early Binding vs Late Binding 01:55:50 - Abstraction in Java 02:04:00 - Static Keyword in Java 02:26:10 - This Keyword in Java 02:40:00 - Super Keyword in Java 02:52:34 - Abstract Classes and Method in OOPS 03:10:34 - Abstract Classes vs Interface 03:26:30 - Loosely Coupled vs Tightly Coupled 03:44:00 - Association, Aggregation, Composition 04:14:00 - Covariant Return Type 03:27:15 - Shallow Copy vs Deep Copy Query resolved - Java SE (Standard Edition) Java Classes & Objects OOP Design Principles UML Relationship Concepts OOP in Java explained Object-Oriented Programming tutorial Java Complete OOP course in Java Java OOP concepts with practical OOPS in Java interview questions Encapsulation and Inheritance Java Polymorphism in Java explained Abstraction and Interfaces in Java Method overloading and overriding Java Java static keyword explained This and Super keyword in Java Covariant return type Java Shallow and Deep copy Java Loosely coupled vs tightly coupled Java Aggregation and composition Java Object oriented programming concepts, OOPS in Java, Advanced Java conecpts, OOPS in Hindi, OOPS in Java oops besic to advance java placement, college placement course, java oops tutorial for beginners, abstraction in oops, encapsulation in oops, java placement, java code, java coding, oops one shot, physics wallah, OOPS for beginners, oops concepts in java, java oops, oops concepts, java oops concepts, features of oops in java oops, java oops tutorial for beginners, oops concepts in java with realtime examples, oop in java interview questions, oop concepts and java programming, oop java programming, oop concepts and java programming in english, java oop concepts, object oriented programming, basic concepts of object oriented programming Java Tutorial: Introduction to Object Oriented Programming object oriented programming java, object oriented programming interview questions #oopsconcept #java #objectorientedprogramming #javatutorial #interviewquestions #oopsinjava #javacodinginterview #completeseries #javainterview #objectorientedprogramming #programmingtutorial Guide #methodoverloading #inheritance #encapsulation #polymorphism #abstraction #javaprogramming #oopsinjava