Java Programming for Complete Beginners [2025]

Learn Core Java, Java Object-Oriented Programming, and Spring Boot. Get Interview Ready!

4.6 (45,321 ratings) | 298,765 students

Created by Ranga Karanam

Bestseller Updated May 2025 | 28 hours total | English

Java Programming for Complete Beginners [2025]

By Ranga Karanam

4.6 (45,321)

₹749 ₹899

Discount applied with code: ST21MT30625G1

30-Day Money-Back Guarantee

This course includes:

28 hours on-demand video
45 articles
200+ downloadable resources
Access on mobile and TV
Certificate of completion

What You'll Learn

Master Core Java programming concepts from scratch.
Understand Object-Oriented Programming (OOP) principles like inheritance, polymorphism, and encapsulation.
Write over 200 Java programs, puzzles, and exercises to build hands-on skills.
Build REST APIs using Spring, Spring Boot, and JPA.
Prepare for Java interviews with a 200+ question interview guide.
Develop real-world Java applications using JShell and Eclipse IDE.
Learn Java operators, conditionals, loops, and data structures.
Get ready to start a career in Java or Android development.

Course Content

25 sections • 250 lectures • 28h total length

Welcome to the Course 8min
Why Learn Java? 10min
Setting Up Java Environment 12min
Introduction to JShell and Eclipse 8min
Course Structure and Resources 5min
Quiz: Course Overview 2min

Your First Java Program: Hello World 10min
Variables and Data Types 15min
Expressions and Printing Output 12min
Java Operators: Arithmetic and Assignment 15min
Coding Exercise: Basic Calculations 10min
Comments and Code Formatting 8min
Project: Simple Calculator 20min
Quiz: Java Basics 5min
Debugging Basics in Eclipse 10min
Relational Operators 12min
Logical Operators 10min
Code Review: Java Basics 8min

Introduction to Control Flow 12min
If-Else Statements 15min
Switch Statements 10min
For Loops 15min
While and Do-While Loops 12min
Coding Exercise: Loop Patterns 15min
Project: Number Guessing Game 20min
Quiz: Conditionals and Loops 5min
Debugging Control Flow 10min
Code Review: Control Structures 8min

Introduction to OOP 15min
Classes and Objects 20min
Constructors and Methods 15min
Inheritance 20min
Polymorphism 15min
Encapsulation 15min
Coding Exercise: OOP Design 20min
Project: Bank Account Manager 25min
Quiz: OOP Concepts 5min
Debugging OOP Code 10min
Code Review: OOP 10min
Abstract Classes and Interfaces 15min

Introduction to Arrays 12min
Array Operations 15min
Multi-Dimensional Arrays 10min
Introduction to Collections 15min
ArrayList and LinkedList 15min
Coding Exercise: Array Sorting 15min
Project: Student Grade Manager 20min
Quiz: Arrays and Collections 5min
Debugging Collections 10min
Code Review: Arrays 8min

Introduction to Exceptions 12min
Try-Catch Blocks 15min
Throwing Exceptions 10min
Custom Exceptions 15min
Coding Exercise: Exception Handling 15min
Project: Error Logger 20min
Quiz: Exception Handling 5min
Code Review: Exceptions 8min

Introduction to File I/O 12min
Reading and Writing Files 15min
Serialization Basics 12min
File Streams 15min
Coding Exercise: File Processing 15min
Project: File-Based To-Do List 20min
Quiz: File I/O 5min
Code Review: File Handling 8min

Introduction to Spring Boot 15min
Setting Up a Spring Boot Project 15min
REST API Basics 12min
Spring Data JPA 15min
Coding Exercise: Simple REST API 15min
Project: Task Manager API 20min
Quiz: Spring Boot 5min
Debugging Spring Boot Apps 10min
Code Review: Spring Boot 8min
Dependency Injection 10min

Introduction to Multithreading 12min
Thread Creation 15min
Synchronization 12min
Thread Pools 15min
Coding Exercise: Threaded Tasks 15min
Project: Parallel Data Processor 20min
Quiz: Multithreading 5min
Code Review: Threads 8min

Project Overview 15min
Designing the System 20min
Implementing Core Features 20min
Using OOP Principles 15min
Adding File I/O 15min
Integrating Spring Boot 20min
Testing and Debugging 15min
Project: Library Management System 30min
Project: ATM Simulator 25min
Quiz: Capstone Concepts 5min
Code Review: Capstone 10min
Interview Preparation 15min

Requirements

No programming experience needed - this course is designed for absolute beginners.
A computer with Windows, macOS, or Linux.
Free software: Java Development Kit (JDK) and Eclipse IDE.
Basic computer literacy (e.g., installing software, managing files).

Description

Welcome to Java Programming for Beginners, one of the highest-rated Java courses on Udemy with nearly 300,000 learners! This 28-hour course is designed for absolute beginners, taking you from zero programming experience to writing over 200 Java programs, puzzles, and exercises. Learn Core Java, Object-Oriented Programming, and build REST APIs with Spring Boot and JPA. With a hands-on approach using JShell and Eclipse IDE, you’ll gain practical skills to develop real-world Java applications and prepare for interviews with a bonus 200+ question guide. Whether you’re aiming for a career in Java or Android development, this course is your step-by-step path to mastery.

This course is perfect for beginners or those with experience in other languages looking to learn Java quickly. Join thousands of learners and start coding today!

Instructors

Ranga Karanam

Founder, in28Minutes

1,200,000 students | 10 courses

Ranga Karanam is a passionate instructor and founder of in28Minutes, with over 1.2M students across 10 courses on Udemy. His teaching focuses on hands-on learning and real-world applications.