If they are not curious about or able to learn those things, I would no thire them either.
On the other hand, truth to be told, nobody can know the basics of everything, there are certainly basic things I don't know myself as for 2020.
It's actually a success of good computer science when most people don't have to understand how things works behind the scenes, it means we manage to invent an abstraction that is not leaky.
See Conceptual compression means beginners don’t need to know SQL — hallelujah!
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.