two stages were there in this company
written test and personal interview

criteria

10th 60%
12th 60%
B.E 60%

tell me about urself?
what is ur favourite subject?
why u want to join patni?
what r the major challenges that u have crossed through?
how u think u r suitsble 4 this company.justify?

hve faith in god and work hard.u will get easily into the cmpany

best of luck

40 students got selected

good communication skil and right frame of mind helped me a lot.