MEAN stack is a user-friendly free and open-source JavaScript software which is used for building the dynamic web sites and the web applications. The advantage of using the MEAN stack is that only language JavaScript runs on all the levels of the applications which makes it efficient.

MEAN stack is the composition of:-
  • MongoDB as the database
  • Express.js as the web framework which runs on Node.js
  • AngularJS as the frontend framework
  • Node.js as the server platform.
BY Best Interview Question ON 02 Mar 2019