Node.js Interview Questions

Node.js interview questions are crafted to evaluate a candidate’s knowledge of server-side JavaScript development. These questions often cover core concepts such as the event loop, asynchronous programming, callbacks, Promises, and the use of async/await. Interviewers may also focus on Express.js, RESTful APIs, middleware, error handling, and working with databases like MongoDB. Topics such as performance optimization, security practices, and scaling applications are also commonly explored. This guide compiles frequently asked Node.js interview questions with clear, concise answers to help you understand the concepts and prepare effectively. Ideal for both beginners and experienced developers, it’s a valuable resource for acing technical interviews in backend development using Node.js. A Node.js tutorial builds foundational knowledge and practical skills, helping you confidently tackle Node.js interview questions with real-world understanding.

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