As you want to get the IBPS PO sample interview questions so here is the information of the same for you:

The HR questions you can expect in your interview are
Tell me about yourself
Tell me about your family
Incase, if you are the only daughter/son in your family, will your parents allow you to work anywhere across India?
What are your strengths and weaknesses?
Don’t you think you are over qualified for this position?
Why not software after engineering?
Why did you leave your previous company?
Why do you want to work here?
Have you applied for any other banks?
What do you know about your bank?
Have you applied to other areas apart from banking?
Where do you see yourself in 5 years from now?
If you are female – Being a girl, if you are posted in unsafe place like Assam, will you continue to work with us?
Did you prepare for the interview? What did you prepare? (questions will be asked from what you prepared)
Have you attended any bank interviews before?
Do you have any questions for us?

The Technical Questions which can be asked in a bank interview are -
What do you know BASEL norms
What is CAR? (Capital Adequacy Ratio)
What is the current CRR and SLR?
What is microfinance?
Repo Rate and Reverse Repo rate?
What is SEBI?
What is inflation and deflation?
What is mutual fund?
What is IMF?
What is ULIP?
Do you have account in bank? Which bank? Why?
Differences you see in a private and public bank.
What is forex?
What is Bank rate?
Have you heard about KYC? what is KYC?