Exercises
Build confidence in Node.js basics with this NodeJS Fundamentals Quiz. Test your understanding of what Node.js is used for, its event-driven architecture, core modules, the require() function, and npm package management. You will also review essential development tasks, including initializing a new project, creating an Express application, recognizing popular Node.js frameworks, and handling errors effectively. This quiz is ideal for beginners learning server-side JavaScript, preparing for coursework, or refreshing foundational Node.js concepts before building web applications and APIs.
Answer the questions below and check the explanation for each answer.
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NodeJS is primarily used for server-side development, allowing developers to build scalable back-end services.
The http module is a core module in NodeJS used to create HTTP servers and clients.
The command npm init is used to initialize a new NodeJS project, creating a package.json file.
The require function in NodeJS is used to include external modules into your application.
NPM (Node Package Manager) is the default package manager for NodeJS, used to install, update, and manage packages.
Event-driven architecture in NodeJS refers to its non-blocking, asynchronous operations, allowing for efficient I/O.
The function express() is used to create a new Express application in NodeJS.
Errors in NodeJS should be handled using try-catch blocks for synchronous code and error-first callbacks for asynchronous operations.
Express is a web application framework built on top of NodeJS for building web applications and APIs.
The NPM is primarily used to install and manage NodeJS packages and dependencies.
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