Java vs. JavaScript: What Every CS Student Should Know

Root Kevadiya — Wed, 30 Sep 2026 17:29:35 +0000

If you are a Computer Science student, you have probably heard about Java and JavaScript.

Their names look similar, but they are actually two different programming languages with different purposes.

In this post, let's understand the difference between Java and JavaScript in a simple way.

What is Java?

Java is a general-purpose, object-oriented programming language.

Java is commonly used for:

One important feature of Java is platform independence.

Java follows the idea:

Write Once, Run Anywhere.

Java programs run using the Java Virtual Machine (JVM).

Simple Java Example

java
public class Main {
public static void main(String[] args) {
System.out.println("Hello, World!");
}
}

DEV Community: Root Kevadiya