It's not as complicated as it seems, most places ask the same handful of questions no matter where you're interviewing. Strengths and weaknesses come up basically every time. How you frame the answer is really what decides how it lands. Here's how to actually answer that stuff:
https://roundlyhq.com/blog/strengths-and-weaknesses-nursing-interview/ . It walks through how to frame a weakness without sounding like a red flag, and how to back your strengths up with a real example rather than just naming traits. Have your answers ready before you walk in the room.