π·OOP Concepts in Java
Object-Oriented Programming (OOP) is the foundation of Java. It helps build structured and reusable code. 1. Four Pillars of OOP 2. Simple Example class Car {void start() {System.out.println(“Car starts”);}} class Tesla extends Car {void start() {System.out.println(“Tesla starts silently”);}} This is polymorphism through method overriding.
