Cognizant – Node JS Interview Questions

Here is the list of Node JS Interview Questions which are recently asked in Cognizant company. These questions are included for both Freshers and Experienced professionals.

  1. Explain What is NPM ?
  2. Explain Modules in Node Js ?
  3. What are CommonJs Modules ?
  4. For what require() is used in Node Js ?
  5. Explain module.exports in Node Js ?
  6. Is Node Js Single-threaded ?
  7. What are events ?
  8. Explain event loop in Node Js ?
    9. Free PDF : Get our updated Node JS Course Content pdf
  9. How to create a simple server in Node js that returns Hello World ?
  10. Difference between cluster and child_process modules?
  11. How to stop master process without suspending all of its child processes?
  12. What does emitter do and what is dispatcher?
  13. Since node is a single threaded process, how to make use of all CPUs?
  14. List some features of Express JS.
  15. Write the steps for setting up an Express JS application.
  16. What do you mean by Express JS?
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TOP MNC's NODE JS INTERVIEW QUESTIONS & ANSWERS

Here we listed all Node JS Interview Questions and Answers which are asked in Top MNCs. Periodically we update this page with recently asked Questions, please do visit our page often and be updated in Node JS.