> This is why I love this question as a phone-screener for onsite interviews and stuff. Same here and I'm confused as to why this comment has been downvoted.

> This is why I love this question as a phone-screener for onsite interviews and stuff. Same here and I'm confused as to why this comment has been downvoted. It's a perfectly good question for level setting. You get an idea of how much the person knows about various aspects of the system without having to ask pointed questions that they may not know. Instead, they get to show you what they are knowledgeable about.