Here’s a list of key differences between Java and JavaScript as programming languages. As Java has so many important features it is a most commonly used programming language.

The JavaScript programming language, developed by Netscape, Inc., is not part of the Java platform. JavaScript, does not create applets or stand-alone applications.

Scripting languages have proven their value to Java developers. They let users extend and customize the application's functionality and appearance, which adds value to the program. In addition ...

Yes, it’s a scripting language with dynamic behavior and less type strictness than we have come to expect from Java.

First of all, JavaScript is not Java. It has nothing to do with Java (The language and its associated technologies from Sun Microsystems). To be honest, I'm not even sure why it's called JavaScript.