This question typically marks the end of the HR interview. You have the freedom to inquire about various aspects, such as the job role in detail or the interview process. However, it's essential to avoid asking any unprofessional or silly questions, as it could undermine the effort you've put into reaching this stage. If you don't have any questions, a polite response could be, "Thank you for giving me this opportunity, but I currently don't have any questions." On the other hand, if you do have questions, you can present them as follows.
Sample Answer:
Thank you for providing me with this opportunity. I have a few questions that I would like to ask. Firstly, I am keen to understand the job role in more detail. Secondly, I would appreciate it if you could share the areas I should focus on to excel in this position.