NODEJS BASIC INTERVIEW QUESTIONS

OBJECTIVE

To Tell about the basic questions asked in node to me in many interviews

1. What is Nodejs ?
2. How many threads does nodejs have ?
3. How do nodejs work ?
4. Is nodejs Single Threaded Or Multi Threaded ?
5. what is node cluster ?
6. Does parent process depends on the child preocess ?
7. How many types of module do nodejs have ?
8. Why nodejs ?
9. What is npm ?
10. Difference between pacakage.json and pacakage-lock.json ?
11. What is the difference betwwen creating a server with http and a framework ?
12. What do you mean by non-blocking ?
13. What is event loop ?
14. What is event driven ?