This was a technical interview. There were 2-3 interviews going on simultaneously. The questions were mainly asked on Core Computer Science Subjects like OS, Data Structures and Algorithm, DBMS, OOPs and JAVA. Thoroughly read everything whatever you have write in your CV. Don’t put irrelevant things in CV. Thorough discussion on project and the technology and objective of the project. General questions on recent technologies like Big Data, Cloud Computing and Data mining. Balanced Trees, AVL Tree Deletion Insertion and other tree based questions.