1. this is a campus/district that has problems with discipline
2. this admin hasnt really put a lot of thought into the interview or really looked at the candidates which is more likely.
That being said, they want to hear that you will have previously set expectations, that you will make sure that you adhere to policy, that you will redirect behaviors and contact parents. It's all part of the "can you be a good little boy/girl?" game that they like to play.