Many personality questions and situation based question (i.e. What would you do if you are in XYZ situation, how would you respond?)
Tell me a time when you were in a difficult situation at work, how did you rectify the issue?
The process ( security clearance aka background check ) can take anywhere from 6 months to a year.
I have never heard of someone working in a newly hired position while the background is in process
(Best answer: No) Less
I've been told by the company that it will only take 8-12 weeks for the background check Less
Did you have to have a personal interview with the background investigator?