Hi, there are some points that should be kept in mind in order to succeed in the interview:

1.Know the basics.
2.Always arrive 20 minutes early.
3.Make up your mind to smile!
4.Make sure you take a trip to the rest room before you go in
5.Make a trip to the rest room before the interview to check your hair, teeth, makeup, etc.
6.Make sure you have plenty of breath mints handy.
7.Check your nose hair, trim your eyebrows.
8.Be sure you are well groomed.
9.Always make sure your hair is neatly trimmed and cut to a professional length.
10.Make sure you have a positive attitude
11.Talk about your achievements:
12.Always tell the truth
13.Always be positive
14.Take notes, but only after asking permission to do so.
15.Ask lots of questions about what you will be doing, who you will interact with, about your role in current and future projects
16.Exude confidence
17.Take a copy of your references, and 3-4 nicer copies of your resume to hand out to each interviewer.
18.If asked, give examples of when you failed and how you overcame it.

Hope that helps,
Feel free to post more queries,
Thanks & Best of Luck!!