Node JS

1. What is Node JS
2. Download Node JS and change version using NVM
3. NPX – npm package runner
4. Using the node REPL
5. When to use Node JS
6. Callback functions
7. Asynchronus Call
8. Worker Thread
9. HelloWorld program in Node JS
10. Modules in Node Js
11. npm install working
12. Require an API
13. Export and Require in Node JS
14. NPM – Node Package Manager
    1. package.json
    2. package-lock.json
    3. npmrc
15. Node Modules
16. Accepting Command Line Argument

API's of node Js : https://nodejs.org/api/index.html