Internship topic HR audit - how to prepare questionnaire and what data is to be analysed?

I am doing my internship in HR in one of the reputed hospital in Hyderabad. my topic is HR AUDIT. can any 1 please suggest me how to prepare questionnaire and what data is to be analysed. its my summer internship project. i request all to suggest me regarding this. thank you.

hii all,
as mine is not a live project in hr audit, what are the aspects i should work on for my project. can any1 please help me.