This was one of the most technical interviews I've ever had. I was asked to describe current accounting processes in detail. It was intimidating, but appropriate for the position.
CFO asked a couple of basic accounting questions to gauge if I knew what I was talking about. Rest were general questions as where I see myself in 5 years, what my strengths were, etc.
I answered the question, and also told them about some of my knowledge with their questions. They appreciate detailed and precise answers, not simply "Yes, I have a lot". It's also good if you could let them know your knowledge/exposure. Less