Originally Posted by Gudujones

Brother plz give dominating opinion according to your experience regarding following points:
1. Dressing during interview (shalwar qameez or pent shirt), especially for those who are too skinny.
2. Before entering in room for interview, is there any need to knock or permission.
3. Shake hand?
4. Strengths and weaknesses.
5. Can we disagree with interviewer on some point in respective manner.