Explanation of MERN stack.
The MERN stack is a collection of technologies commonly used to build web applications. The acronym stands for MongoDB, Express.js, React, and Node.js.
MongoDB is a NoSQL database, which stores data in a format that is more flexible and easier to work with than traditional relational databases. MongoDB is designed to scale horizontally and handle large amounts of data.
Express.js is a web application framework for Node.js, which provides a set of features for building web applications, such as routing and middleware.
#MERN stack is one of the popular stacks.