1. Why use Node.js?
  2. What are the features of Node.js?
  3. How do you update NPM to a new version in Node.js?
  4. Why is Node.js Single-threaded?
  5. Explain callback in Node.js.
  6. What is callback hell in Node.js?
  7. Name the types of API functions in Node.js.
  8. What are the functionalities of NPM in Node.js?
  9. Explain What is NPM ?
  10. Explain Modules in Node Js ?
  11. What are CommonJs Modules ?
  12. For what require() is used in Node Js ?
  13. Explain module.exports in Node Js ?
  14. Is Node Js Single-threaded ?
  15. What are events ?
  16. Explain event loop in Node Js ?

TOP MNC NODE JS INTERVIEW QUESTIONS