Cognizant Programme Analyst interview questions

First there was an aptitude test. Then, after shortlisting there was a one-on-one interview (Technical and HR Combined together). I was asked to introduce myself. Questions on OOPS were asked.

Data structure, algorithm and some questions on Core Java. Panel make me comfortable before starting interview. Told me about the role and responsibilities of this position. Interview process will be quite similar to last year. They will put out a list of possible regional sites and states and a qualifying teams, followed by a short list of cities to advance to the final site, and so on. The eight teams who advance to the final site will compete in two rounds of competition over the next two days. After each round of competition, the teams will discuss the current challenges