Cognizant Programmer Analyst Trainee interview questions

had a face to face interview. I was interviewed some technical questions related to database

First round is aptitude test.. It was very easy.. Then called for technical interview through mail.. It started from basics like,difference between C and Java.. Why still C powerful? Difference between method overloading and method overriding.. Project explanation.. then went through HR round.. where they asked what is ur long term gaol, will u stay with cognizant.. and few more hr questions