Know about the specialty what they offer, pay, and read about their mission and values because all this is critique during the interview. Not sure about an exam or anything of such but be on alert because other places ask for these things and you should know them. So you meet with human resources and then you meet with the nursing recruiter.

Applied on line and it took about a month for them to call me for interview . The interview took like 30min And they ask about my experience in my previous job. Told me about their policy