Be good in English Speaking.
Stick to basics in your are of expertise. Always elaborate your reply to questions in the interview with actual situations/challenges you faced and succeeded against the challenge.
Be prepared for situational questions
For fresher before come to interview make your self ready for the management round. and be confident
Communication skills and confidence
For any fresher or any b.com graduate he would be confident while giving his /her answers to the interviewer also good knowledge of accounts with perfect body language.