Modern JavaScript from the Beginning - Second Edition - Under the Hood: How Async JS Works

The video tutorial provides an in-depth look at asynchronous JavaScript, explaining the differences between blocking and non-blocking code. It covers the JavaScript engine, the role of the event loop, and how task queues operate. The tutorial also introduces promises and the Fetch API, highlighting their use in handling asynchronous operations. The video aims to demystify these concepts, preparing viewers for more advanced topics in asynchronous JavaScript.

How do promises differ from callbacks in handling asynchronous operations?

What is the purpose of the microtask queue in JavaScript?

Explain how the Fetch API utilizes promises for asynchronous operations.