README, what is Node JS, ['Documentation']{'Added'}('Drian')

Author: driannaird

README.md

@@ -6,6 +6,14 @@
 
 - [Drian-key](https://www.github.com/Drian-key)
 
+## What is Node JS
+
+js (Node) is an open source, cross-platform runtime environment for executing JavaScript code. Node is used extensively for server-side programming, making it possible for developers to use JavaScript for client-side and server-side code without needing to learn an additional language.
+
+V8 is the JavaScript engine that powers Node. js, and Node. js is a runtime environment that allows you to write server-side JavaScript applications
+
+V8 is the name of the JavaScript engine that powers Google Chrome. It's the thing that takes our JavaScript and executes it while browsing with Chrome. V8 provides the runtime environment in which JavaScript executes. The DOM and the other Web Platform APIs are provided by the browser.
+
 ## Installation Node JS
 
 - Open website [Node JS](https://nodejs.org)