The MERN stack, composed of MongoDB, Express.js, React.js, and Node.js, allows developers to use JavaScript throughout the development process, streamlining both front-end and back-end development.
This guide provides 50 essential interview questions and answers about the MERN stack, targeting various skill levels and scenarios, designed to enhance confidence and proficiency in JavaScript frameworks.
MongoDB stands out as a NoSQL database, offering a schema-less design that supports high scalability and faster read/write operations, making it a robust choice for modern applications.
Express.js serves as a lightweight framework for Node.js, facilitating the creation of web applications and APIs. It employs middleware functions to manage the request/response cycle effectively.
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