I've had two so far - the first, they only asked two questions, and then it was conversational. During the second, they asked me a bunch of questions and then asked me what questions I had for them. Some questions I remember being asked are...
Why this school?
What are you watching, or reading that is influencing your work?
What is your work about & who is influencing your work?
What recent exhibition have you been to? Tell us about it and the impact it had
What exhibition have you recently been a part of?
Is there anything else we should know about you?