no but a web dev should have some knowledge basis on what the ever living fuck their AIDs code fuelled by nothing but the cheapest source of caffeine and brain damage they have even does.

This is the entire reason why half of the internet is just broken, stupid developers who don't know how anything works, but know how to code, making dogshit implementations of anything and everything they can get their hands on.

It doesn't matter that the learning is segmented, you should STILL be learning about computer hardware and it's architectural choices, it's literally the reason why programming languages work the way that they do.