Interview question


  • What is Node.js?
  • How does Node.js work?
  • What is NPM?
  • How can you create a simple server in Node.js?
  • What is the difference between a callback and a promise?
  • How can you handle errors in Node.js?
  • What is the use of streams in Node.js?
  • How can you read and write files in Node.js?
  • What is the purpose of the Express.js framework?
  • How can you debug a Node.js application?
  • What is middleware in Node.js?
  • What are the benefits of using Node.js?
  • How can you deploy a Node.js application?
  • How does Node.js handle concurrency?
  • How can you implement authentication and authorization in Node.js?