Interview process consists of
1. Aptitude- ( quants,logical,verbal and technical)
2. GD
3. Technical
4. HR
Aptitude test consists of sectional cutoff,and also negative marks of 0.33 for each questions.
In GD everyone gets the chance to speak ,its a elimination round.
In Technical round they may ask any subject related questions. If you have done any project they also ask about that.
HR round is just for formality.