programming language created in 1995 by Netscape (now Mozilla)
It was created in 10 days
Not the same as Java
Adds interactivity to your websites
Makes web based software feel more like desktop software
Can be used to save data to a database or to create desktop applications
Improves overall user experience of web-based applications
JavaScript is the only programming language that all web browsers understand
JavaScript is a programming language that is essential for web development
JavaScript can be run in the browser (i.e. front-end) and on the server (i.e. backend through the use of Node.js)
This makes JavaScript the only programming language that is truly “full-stack” (i.e. supports both front-end and backend development)