Node.js presents an event loop as a runtime constructs instead of a library. It simply enters the event loop after implementing the input script and, exists when there are no more callbacks to perform.
Why Node Js?
Below are some of the important reasons that make Node.js the first choice of software architects:-
Event-Driven and Asynchronous:
Highly Scalable yet Single Threaded:
The Node.js is distributed under the MIT License.