Like I said, I'm not trying to find out if you know a particular thing, I'm trying to figure out if you ever learn things that are deeper than the surface. So,

Like I said, I'm not trying to find out if you know a particular thing, I'm trying to figure out if you ever learn things that are deeper than the surface. So, if you don't know x86 calling conventions, fine. But if I ask several more questions in that domain, and you don't know any of them, then I check your resume and you having been writing C level code for years, I'm concerned.