Nodejs introduction

💥What is Node.js

😅 Node.js is an open source server framework
😅 Node.js is free
😅 Node.js runs on various platforms (Windows, Linux, Unix)
😅 Node.js uses JavaScript on the server

 💥What are the different between Node.js & PHP or ASP

       💦how is  PHP or ASP handles a file request

             😅Sends the task to the computer's file system.
             😅Waits while the file system opens and reads the file.
             😅Returns the content to the client.
             😅Ready to handle the next request.



      💦how is Node.js handles a file request
 
            😅Sends the task to the computer's file system.
            😅Ready to handle the next request.
            😅When the file system has opened and read the file, the server returns the content to the client.

💥What are the functions in Node.js?

    😅Node.js can generate dynamic page content
    😅Node.js can create, open, read, write, delete, and close files on the server
   😅Node.js can collect form data
   😅Node.js can add, delete, modify data in your database

💥 Node.js files have extension ".js"