A couple of years ago it was a closed-book test, the questions were inserted in the KM for prestudy purposes. Because you could prestudy the answers, the questions were very difficult and obscure.
My favourite review was the night I walked into the meeting late, stomping in some killer knee-high boots, opening both swing doors like the queen just entered the room, realising it's the review and turning right around and leaving again. It might have been one of my last meetings.