Top Node.Js Interview Questions And Answers

Node.js is a popular server side javascript plateform. Year by year there is too many companies are start using node.js.If you are going to prepare node.js interview then this article is best for you.

We have compiled a comprehensive list of common Node.js interview questions that come up often in interviews and the best ways to answer these questions. This will also help you understand the fundamental of Node.js.

Node.js can be simply explained as it is a virtual machine that uses JavaScript as its scripting language and runs Chrome’s V8 JavaScript engine. Also Node.js is designed to build scalable network applications.

Basic Example of Nod.js Programe

var http = require('http');

http.createServer(function (req, res) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello World!');
}).listen(3000);
NPM is a package manager and command line utility tool which interacting with repository and use for installation, manage the version and also depedency of the projects. The software or packages which you want to install these applications can be searched for on https://www.npmjs.com/.