Java 21 Programming Course: Start Coding with Projects & Real-World Examples

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Course Description

The Java 21 Essentials for Beginners is a comprehensive course designed to introduce you to the world of Java programming, whether you are a complete beginner or someone with experience in other programming languages. Java remains one of the most powerful and widely used languages, and this course will provide you with the essential skills to write, test, and deploy Java code like a professional.

Starting with the very basics, you’ll dive into Java syntax, variables, data types, and control structures. The course uses hands-on projects and real-world examples to solidify your understanding, helping you build practical applications that showcase your Java proficiency. As you progress, you’ll work on increasingly complex coding exercises that push your skills further, mastering advanced concepts like arrays, loops, and object-oriented programming (OOP).

Throughout the course, you'll also explore how Java 21 enhances app development for mobile and web applications. You'll practice coding in IntelliJ IDEA, one of the most popular IDEs for Java developers, learning how to utilize its smart code assistance and refactoring tools to streamline your development process.

By the end of this masterclass, you’ll have the skills and confidence to start your career as a Java developer or enhance your coding abilities for personal projects.

Gain a solid understanding of Java syntax, including variables, operators, and loops.
Write Java code from scratch for data structure creation.
Set up a local Java coding environment using IntelliJ IDEA.
Master control flow, arrays, and string manipulation.
Apply Java skills to real-world projects and coding challenges.
Demonstrate your Java knowledge to future employers with hands-on experience.
Learn advanced features of Java 21 for mobile and web development.

Who Should Enrol

Absolute beginners with no coding experience who want to learn Java from scratch.
Programmers experienced in other languages wanting to master Java.
Developers looking to advance their Java skills and become proficient.
Anyone wanting to create creative Java applications for personal or client projects.
Those who love problem-solving and improving their logical coding abilities.

Requirement

A computer (Windows, Mac, or Linux) to install the necessary tools.
A strong work ethic and willingness to learn.
No prior programming experience is needed—you’ll learn everything from scratch.

Course Curriculum

Introduction 4 lectures
- Introduction
  
  03 minutes 40 seconds
- Getting started on Windows, macOS or Linux
  
  50 seconds
- How to ask great questions
  
  01 minute 36 seconds
- FAQ’s
  
  01 minute 11 seconds
Setting up Local Development 11 lectures
- Introduction
  
  03 minutes 50 seconds
- Java Future
  
  05 minutes 38 seconds
- Why its Popular in Coding
  
  04 minutes 09 seconds
- Popular IDEs for Coding
  
  03 minutes 04 seconds
- Java Installation (step by step)
  
  10 minutes 23 seconds
- Java path setting (environment variables)
  
  09 minutes 38 seconds
- IntelliJ IDEA Installation
  
  09 minutes 19 seconds
- Getting start IntelliJ IDEA
  
  07 minutes 52 seconds
- First Java Hello World program
  
  14 minutes 37 seconds
- Java output – print from code
  
  16 minutes 19 seconds
- Java comments
  
  04 minutes 49 seconds
Java Basic 14 lectures
- Introduction
  
  02 minutes 06 seconds
- Variables
  
  17 minutes 30 seconds
- General rules for creating variables
  
  11 minutes 30 seconds
- Writing multiple variables
  
  05 minutes 52 seconds
- Data types
  
  05 minutes 47 seconds
- Data types - Numbers
  
  04 minutes 55 seconds
- Data types - Booleans
  
  01 minute 59 seconds
- Data types - Characters
  
  03 minutes 35 seconds
- Primitive vs. Non-primitive
  
  02 minutes 16 seconds
- Identifiers
  
  05 minutes 10 seconds
- Type casting
  
  09 minutes 36 seconds
- User input
  
  09 minutes 13 seconds
- Assessment Test1
  
  01 minute 09 seconds
- Solution for Assessment Test1
  
  02 minutes 13 seconds
Java Operators 5 lectures
- Introduction
  
  01 minute 56 seconds
- Arithmetic operators
  
  11 minutes 54 seconds
- Increment – decrement operators
  
  07 minutes 54 seconds
- Assignment operators
  
  04 minutes 43 seconds
- Comparison operators
  
  08 minutes
Java Logical Operators 4 lectures
- What are Logical
  
  05 minutes 12 seconds
- AND operator
  
  04 minutes 53 seconds
- OR operator
  
  03 minutes 38 seconds
- NOT operator
  
  03 minutes 31 seconds
Java Strings 7 lectures
- Introduction
  
  03 minutes 14 seconds
- Strings
  
  04 minutes 03 seconds
- Strings built-in methods
  
  12 minutes 06 seconds
- String indexing
  
  05 minutes 15 seconds
- String concatenation
  
  04 minutes 37 seconds
- String with numbers
  
  05 minutes
- String special characters
  
  07 minutes 09 seconds
Java Advanced Math and DateTime 4 lectures
- Basic math built-in functions
  
  07 minutes 48 seconds
- Random number generation
  
  05 minutes 50 seconds
- Display Current Date Time
  
  08 minutes 47 seconds
- Formatting Date and Time
  
  08 minutes 53 seconds
Java Decision MakingStatements 8 lectures
- Introduction
  
  02 minutes 43 seconds
- If statement
  
  04 minutes 57 seconds
- If-else statement
  
  04 minutes 57 seconds
- If-else if statement
  
  03 minutes 45 seconds
- Ternary operator
  
  05 minutes 07 seconds
- Switch-case program
  
  08 minutes 58 seconds
- Assessment Test2 (EvenOdd Program)
  
  01 minute
- Solution for Assessment Test2
  
  01 minute 57 seconds
Java Control Flow Statements 9 lectures
- Introduction
  
  03 minutes 45 seconds
- Flow Charts
  
  03 minutes 02 seconds
- While loop statement
  
  10 minutes 21 seconds
- Do-while loop statement
  
  04 minutes 08 seconds
- For loop statement
  
  07 minutes 26 seconds
- Nested loops
  
  07 minutes 31 seconds
- For-each loop statement
  
  04 minutes 32 seconds
- Applying break
  
  02 minutes 26 seconds
- Applying continue
  
  02 minutes 44 seconds
Java Arrays 8 lectures
- Introduction
  
  01 minute 20 seconds
- Arrays
  
  03 minutes 46 seconds
- Access elements of an array
  
  04 minutes 35 seconds
- Change an array element
  
  02 minutes 45 seconds
- Find an array length
  
  03 minutes 01 second
- Loop through an array
  
  03 minutes 31 seconds
- Loop through an array with for-each
  
  01 minute 56 seconds
- Multidimensional arrays
  
  04 minutes 03 seconds
Java Methods 2 lectures
- Creating a Method
  
  05 minutes 33 seconds
- Calling a Method
  
  03 minutes 44 seconds
Java Project 9 lectures
- Introduction
  
  01 minute 59 seconds
- Project overview
  
  01 minute 47 seconds
- ATM Project Creation (creation and main method)
  
  05 minutes 37 seconds
- ATM key selection program (switch-case program)
  
  09 minutes
- ATM display choices functionality
  
  02 minutes 58 seconds
- ATM checkbalance functionality
  
  01 minute 11 seconds
- ATM deposit functionality
  
  03 minutes 29 seconds
- ATM withdraw functionality
  
  05 minutes 53 seconds
- Project Functionality test
  
  03 minutes 16 seconds

About the Expert

Metla Sudha Sekhar

IT Specialist and Developer

Mr. Sudha Sekhar, He is a Teacher and an IT Specialist, and also passionate to teach every single real-time step that leads students as well as professionals to become successful and the vision to impart Good Quality Software Education to all I.T to aspirants make a strong bridge the gap between the software companies requirements and the beginners.

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Java 21 Essentials for Beginners: Build Strong Programming Foundations

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Course Description

What you'll learn

Who Should Enrol

Requirement

Course Curriculum

Introduction 4 lectures

Setting up Local Development 11 lectures

Java Basic 14 lectures

Java Operators 5 lectures

Java Logical Operators 4 lectures

Java Strings 7 lectures

Java Advanced Math and DateTime 4 lectures

Java Decision MakingStatements 8 lectures

Java Control Flow Statements 9 lectures

Java Arrays 8 lectures

Java Methods 2 lectures

Java Project 9 lectures

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