On the first day Online test was conducted which included 4 sections as :
1 Quantitative ability
2 Logical reasoning
3 Verbal
4 Objective programming questions
The difficulty level and format of exam was similar to amcat test.
The second day included the Technical and HR interviews. Both of which were eliminatory rounds. Questions in Technical round were on Database(ex joins, queries in DML), Coding questions like printing pattern or solving puzzle through code, testing questions included "how to find errors in a website?"or i have heard testing of a lift or pen. There the interviewer expects the critical areas/paths where bugs can be found. Other than this a puzzle can be expected in technical interview.
For the HR round you should have knowledge about company's involvements, there services and products.