7. Can I know briefly about the supervisor who is going to direct me?

8. Can I expect an opportunity to showcase my talent in the company as it will be helpful for my professional development?

9. By what time or days can I expect a call from your side to hear about the decision you have taken to hire me?

10. May I contact you if I have any questions or doubts?

If these are some of the good questions you can ask your interviewer, there are some things which you must avoid discussing with your interviewer before getting hired. It includes salary as the first important aspect, which you must not discuss before you are hired. If you avoid asking about the salary you have a good opportunity to negotiate your salary expectations once you are hired.