EG if you know their names or background or at least some general description of them and their ideas and policies, how much power typical people think they have, and so on.
I noticed hearing about the British Tories in the last decade that I heard a lot more about specific ministers on a regular basis than I would ever have heard in Canada where very few other than the prime minister and maybe the finance minister would make appearances or have people aware of what they in particular want or do.