Mean Stack Interview Questions

Find latest mean stack interview questions and answers

#1 Question

What is the Mean Stack?

Mean stack is combination four popular JavaScript-based technologies MongoDB, Express, AngularJS and Node that allows developers to develop complete web applications.

#2 Question

What is Express?

is lightweight web framework for Node.js.It provides robust and scalable solutions to build single and multi-page web application. Express is inspired by Sinatra (Ruby framework).

#3 Question

Explain Mongoose?

Mongoose is a MongoDB Object Data Modeling (ODM) library for MongoDB and NodeJS.It provides a straight-forward, schema-based solution to model your application data. It includes built-in typecasting, validation, query building, business logic hooks and more, out of the box.

#4 Question

How AngularJS is different from NodeJS.

The purpose of Angular and Node Js is totally Different.
AngularJS is front-end framework that deals with UI and client side of an application while NodeJs is a runtime environment useful in building server-side applications.

#5 Question

How to install express?

Run below command to install express
npm install express --save

#6 Question

Explain Routing in Express.js?

Routing is a mechanism used by frameworks to decide how a URL/endpoint is responded/handled by the server. Express provides an excellent way to handle applications routing. Below is basic code to handle routing in Express.
var express = require('express')
var app = express()

// respond with "hello world" when a GET request is made to the homepage
app.get('/', function (req, res) {
  res.send('hello world')

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