Well, this is your world, isn't it? Picture another part of it, and let's see what happens.

[He's much too interested in this than determining newbie magic stuff. But he can't be a dick either.]

Usually you get some kind of weird letter of introduction that'll tell you what new ability you've got, so best wait for that. Systems of magic and magecraft differ too widely, so basic information is better built off of knowing what you yourself are working with.