JavaScript was popular for browser-side validations and interactive web developments. An open-source, platform-independent JavaScript runtime environment, namely Node.js was introduced to allow JavaScript code to run outside the browser, especially on the server. Node.js is a single-threaded non-blocking asynchronous runtime environment that offers an advantage over requests by eliminating waits and handling the next request. …
Tag : Node Js Interview Questions
2 posts
1. Why use Node.js?Answer: It is used to develop I/O intensive web applications like video streaming sites, single-page applications (SPA), and other web applications. Node.js is open-source and used by thousands of developers around the world. 2. What is REPL and explain its role in Node.js?Answer: REPL or Read Eval Print Loop are the tasks as per …
