They start with mostly behavioural questions, asking about your flying history and where you want to progress in your career. Some technical questions. Mostly interested in personality and tendencies. Two step process with HR then a chief pilot.
I applied through other source. I interviewed at SkyCare (Santa Ana, CA) in Jan 2013
Interview
Reply to a Craigslist ad then they called me for an interview. I really needed a job and they painted a great picture of the the job. I interviewed with them and they offered me a job on the spot. They do not run a background check. They said the next training was on this day and if I wanted to start. I accepted.