Godrej HR placement questions

Have you ever fired anyone? How did you handle it?
Have you ever worked under pressure? Give example.
If you think a work should be done in a particular way while the other person thinks that it should be done the other way, what would you do to resolve the conflict?
If you are a team leader and one of your team member is not able to meet his targets on a regular basis. You discussed it with him and tried all measures to improve his performance in that role but nothing works. What would you do?
If you face a problem with your own performance, what would you do?