PPD Safety Administrator II interview questions

Received an email from HR letting me know my resume was submitted to the hiring manager. Then next contact was a phone call from HR letting me know the hiring manager requested an interview with me. I scheduled a date and time for the interview. HR then emailed me PPD's benefits package to review, an Agenda for the interview including the panel of manager I were to interview with, and an applicaiton that I was to complete and bring to the interview. On the day of the interview, I met with HR first and completed a skills test (Word, Excel). I then spoke with HR and asked a few questions about the benefits and the position. HR asked me what salary I was looking for. I didn't state a specific number....just said "I am open to negotiation." When I arrived at the actual interview building I had to sign in and then I was sent to a conference room to meet with the panel of interviewers, which was a panal of three mangers (2 were f2f and the other was via conference call from Wilmington). . I was asked basic interview questions: Tell me about yourself. How do you handle confict? etc. I recevied a call from HR the next day with an offer...