What is the difference between reactjs and nodejs?
define an error-first callback?
What is node js event loop?
Why do we need server side rendering?
Can we use jquery with node.js?
What exactly is node.js?
What are the important command line options in Node.js?
How do you truncate a file using node.js?
What is the difference between nodejs and jquery?
Why node js is faster than php?
How will you get the amount of free memory on the server in which Node.js application is running?
What is promisify?
What is npm? What is the main functionality of npm?
Which module is used for web based operations?
Explain repl in the context of node.js.