How do event handlers in JavaScript get processed by the event loop?

Question

I\'m a little bit confused about how browsers handle JavaScript events.

Let\'s say I have two event handlers attached to buttons A and B. Both event handlers take ex

Answer 1

Well the commands are indeed in a FIFO when executed by javascript. However, the handlers may take different amounts of time to send you the result. In this case the response from handler B may come back earlier and response from handler A may come later.