1.Tell me about yourself. This is a good opening question. The applicant's response will tell you a lot about how she thinks and what is important to her.
2.Tell me about a time when you were able to successfully deal with a difficult person even when the individual may not have personally like you. This question will let you know how they deal with conflict.
3.Tell me about a difficult decision you've had to make in the last year. This question will focus on their decision-making skills.
4.Give me an example of when you showed initiative and took the lead. This question will focus on their initiative.
5.Tell me about a recent situation in which you had to deal with a very upset employee (co-worker, customer). This question will focus how they deal with people under difficult situations.
6.Describe a high pressure situation you had to handle at work. Tell me what happened, who was involved, and what did you learn in terms of problem solving. This question will focus problem solving under pressure.
7.When do you feel it is necessary to work overtime? Give me an example from your current job. This question will help you understand their willingness to put in extra time to get the job done.
8.What do you require from a boss? This question will help you understand their expectations and whether they are reasonable.
9.How have you dealt with an "attitude" problem? Give me a recent example. This question will help you understand how they supervise difficult people.
10.What sort of performance standards have you held your employees to? This question will help you understand the type of supervisor they are.
Excerpted from my book Uncomplicating Management: Focus On Your Stars & Your Company Will Soar