What is the MVC Pattern in Express?

The Model-View-Controller (MVC) pattern is a software design structure that divides an application into three distinct components to manage data, business rules, and user interfaces. In an Express.js application, an API or web framework built on top of Node.js, MVC organizes code into Models that handle data, Views that present information, and Controllers that handle user input and coordinate responses. This separation prevents code clutter and ensures that each file has a single, clearly defined responsibility.

A Real-Life Analogy: The Restaurant Experience

To understand how MVC works, imagine dining at a busy sit-down restaurant:

The Controller (The Waiter): You do not walk directly into the kitchen to make your order. Instead, you interact with the waiter. The waiter takes your order, delivers instructions to the kitchen staff, and returns with your food.…