Lesson 3: Setting Up the Development Environment for Java

Getting started with Java programming requires setting up the right development environment. This involves installing the Java Development Kit (JDK), choosing an Integrated Development Environment (IDE) like Eclipse or IntelliJ IDEA, and writing and running your first Java program. This guide will walk you through each step, making it easy to begin your journey in Java development.

1. Installing the JDK (Java Development Kit)

Why You Need the JDK

The Java Development Kit (JDK) is essential for developing Java applications. It includes the Java Runtime Environment (JRE), a compiler, and various tools that allow you to write, compile, and run Java code.

Step-by-Step Installation Guide

1. Download the JDK:

• Visit the official Oracle JDK download page.
• Choose the appropriate version for your operating system (Windows, macOS, or Linux).
• Download the installer for your platform.

2. Install the JDK:

• Run the installer and follow the on-screen instructions.
• Accept the license agreement and choose the installation path (default paths are recommended).

3. Set Up Environment Variables (Windows only):

• Open the System Properties window (Right-click on ‘This PC’ >…