Questioning the questioner

The candidate at an interview should ask questions. Questions show people how you think and what information is important to you.

Questions show the candidate's level of preparation for the meeting. Questions show the candidates interest in the position and increasing grasp of the scope.

If you are a candidate in a job interview, you should expect the interview to ask if you have questions. That's your chance to shine.

Here's a very helpful post which puts things into context. You can find some very good advice about how to handle questioning the questioner right here.