I'm going to ask a stupid question, but how would you find the answers about these questions? (It's bad question, but I'm aiming at L1 and L2 cache) Which prog

I'm going to ask a stupid question, but how would you find the answers about these questions? (It's bad question, but I'm aiming at L1 and L2 cache) Which programming language is low level that need that kind of understanding? (Obviously all of them, but I still need the answer)