My experience!
Appointment: 9:40am
Arrived around 9:15am, there were about 50people in the waiting area, checked in with the receptionist, and sat down for my interview. 30mins, 45mins, 60mins, 90MINS went by still no one called my name. Finally someone around 11am called me, so walked all the way down to the other end of the hallway.
After the formalities, I was asked if I had brought anything that I hadn't already submitted, I handed him proof of selective service registration.
I was asked the following questions: