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Java Fundamentals

Master object-oriented programming with Java from the ground up.

Beginner 6 Modules
1

Hello World in Java

Your first Java program — understanding class, main method, and output.

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2

Variables & Data Types

Primitive types (int, double, boolean, char) and String in Java.

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3

Control Statements

if/else, switch, and loops (for, while, do-while) in Java.

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4

Arrays & ArrayList

Declare arrays, iterate them, and use ArrayList for dynamic collections.

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5

Classes & Objects

Introduction to Object-Oriented Programming — define and use classes.

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6

Inheritance & Polymorphism

Extend classes, override methods, and understand polymorphism.

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