
MongoDB is a popular document database.MERN stands for MongoDB, Express, React, and Node - the four technologies that make up the stack. MERN stack is the fusion of JavaScript technologies that work hand in hand to enable businesses agility. Let’s depict the MERN stack architecture, the four technologies that make it, and how they all work together for a seamless start to finish product. MERN is an easy-to-understand full-stack JavaScript environment that enables the building of dynamic sites and applications. Its goal is to boost an application's overall performance. This is a direct result of its user interface (UI) delivery and execution, cost-efficiency, open-source nature, and ease of switching between customer and server.

The MERN stack is one of the well-known web stacks that has acquired significance over other stacks.
