Data Nova interview questions

Technical interview followed by hr round. The technical round was basic c# and oops and. Net questions. There were sql questions too. Like what are joins , what is a temp table, what are indexes, what is polymorphism, when is object oriented programing

The process consist of 2 rounds and the company came oncampus in my college 1) screening round [ select on base of resume ] 2) interview round [ that is taken by 3 interviewers] and the interview goes on like 15 - 20 mins.