MCA Full Stack Web Development using MERN Paper Solutions

What is Mongoose, and how does it act as an Object Data Modeling (ODM) library for MongoDB?

Mongoose is a Node.js library that helps you manage data in MongoDB by providing a structured way to work with your database. Even though MongoDB doesn’t require a fixed structure, Mongoose lets you define schemas and models for your data, like specifying what fields an item should have
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Explain how the rest parameter works in JavaScript ES6. Provide an example of its usage in a function.

The rest parameter is a feature introduced in ES6 (ECMAScript 2015) that allows a function to accept an indefinite number of arguments as an array.

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Why is Babel Required in React Development?

Babel is essential in React development for two main reasons:

JSX Support
React uses JSX (JavaScript XML), a syntax extension that allows writing HTML-like code within JavaScript. However, browsers cannot understand JSX directly. Babel transforms
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What is Babel?

Babel is a popular JavaScript compiler (transpiler) that converts modern JavaScript (ES6+) and non-standard syntax (like JSX) into backward-compatible versions of JavaScript that can run in older
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