Soft Tech Source SME interview questions

First there was pre placement talk followed by written test organized by cocubes. aptitude very easy english not too hard databse good one coding in c or java after written of 200 students , 50 students were short listed ,I was among them. THEN there was technical round of 1hour at least. in that he asked me about database such as normalization , keys , coding in c like to make printf function, fibonnaci etc operating system Java oops after that 14 students were shortlisted , i was among them too then there was HR round in that which was just formality ATlast 14 students were selected.