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Free Java Tutorial for Beginners — Lessons, Tests & Practice

Learn Java from scratch — free, structured, no registration.

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Course Description

Java Core Tutorial

Want to learn Java from scratch and land your first developer job? This free course covers everything from Java basics to OOP, collections, Lambda, Stream API and more. 110 structured lessons with video, practice tasks and tests at every step — no registration, no payment, just learning.

Course Details

Without registration
  • 👥2,100 Enrolled
  • 🌐English
  • ⏱~26 hours
  • 📚112 lessons
  • 🧠Questions
  • 📝Tests
  • 🎥Video
  • ✅Practical Tasks

Modules

1. Java Introduction

5 lessons

  • Features of Java Language›
  • History of Java programming language›
  • Exploring Java SE, EE, and ME Editions: Features and Differences›
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2. Run Your First Java App

12 lessons

  • Step-by-Step Guide: How to Install and Set Up JDK in 2026›
  • How to Write Your First Java Application›
  • Comprehensive Guide to Using the Command Prompt for File and Directory›
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3. Java Syntax

9 lessons

  • Essential Components of a Java Program›
  • Best Practices for Naming Java Identifiers: Classes, Methods, Constant›
  • Primitive Types and Literals in Java›
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4. Java Operations

10 lessons

  • Learn Java Arithmetic Operators and Compound Assignment with Examples›
  • Understanding Java Increment and Decrement Operators›
  • Understanding Java Comparison Operators: Equal, Greater, Less and More›
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5. Operators

8 lessons

  • If Statement in Java: Explained›
  • Switch-Case Statement in Java 14›
  • Java Loops Explained: while, do-while, for, for-each›
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6. Arrays

9 lessons

  • One-dimensional arrays›
  • Multidimensional Arrays›
  • Length of Arrays›
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7. Sorting Algorithms

9 lessons

  • Average Value›
  • Fibonacci Numbers›
  • Algorithm Complexity›
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8. Git & GitHub

3 lessons

  • Version Control System›
  • Git vs GitHub: Key Differences›
  • Configure IntelliJ IDEA for Cloning›
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9. OOP Basics

14 lessons

  • Procedural vs Object-Oriented Programming›
  • Object-Oriented Programming (OOP) Concepts›
  • Classes and Objects›
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10. Lambda Expressions

9 lessons

  • Functional Interfaces›
  • Lambda Expressions›
  • Method References›
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11. Stream API

2 lessons

  • What is Stream API?›
  • Convert int[] to List and Back Using Streams›
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12. Inner Classes and Exceptions

2 lessons

  • Inner Classes in Java: Types and Usage›
  • Exception Handling in Java: Try, Catch, Finally›
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