Difference between Event loop and thread pool in Node.js — Node.js Technical Interview Questions & Answers

Difference between Event loop and thread pool in Node.js

Difference between Event loop and thread pool in Node.js

  • Difference between Event loop and thread pool (in node js) is a Node.js topic. In plain words you use it for wait for DB then reply in one Node process. Don’t start with a slogan — start with that picture.
  • Smallest example: async I/O, don’t block. Type it, run it, and say what you see. If you can do that from memory, you know Difference between Event loop and thread pool (in node js).
  • From the example next to this theory: Difference between Event loop and thread pool in Node.
  • Trap: fs.readFileSync on a huge file. Fix that before you talk about advanced Node.js.
  • Viva: what is Difference between Event loop and thread pool (in node js)? Then show async I/O, don’t block. Then name the trap.

Technical Interview Tip: What is Difference between Event loop and thread pool (in node js)? Show this: async I/O, don’t block. Trap: fs.readFileSync on a huge file.

Code Examples for Difference between Event loop and thread pool in Node.js

Difference between Event loop and thread pool in Node.js — working example

const EventEmitter = require("events");
const bus = new EventEmitter();

bus.on("ping", (n) => console.log("pong", n));
bus.emit("ping", 1);
bus.emit("ping", 2);

Difference between Event loop and thread pool in Node.js — eventEmitter is the pub/sub core used across Node APIs.

How to Explain Difference between Event loop and thread pool in Node.js to an Interviewer

What is Difference between Event loop and thread pool (in node js)?

Used for wait for DB then reply one Node process Not just the heading

Give one small example of Difference between Event loop and thread pool (in node js).

async I/O, don’t block Difference between Event loop and thread pool in Node

What mistake do beginners make with Difference between Event loop and thread pool (in node js)?

fs.readFileSync on a huge file Show the fix

Where do you use Difference between Event loop and thread pool (in node js)?

one Node process wait for DB then reply