First there is aptitude test of 25 marks. No negative marking. 17 is passing. If you clear that then there is technical round in which they ask you to write 1 program out of 2 for 10 marks. You may also give an extra exam of another technology if interested. After this there is technical round in which technical questions based on program you wrote and what you tell about yourself. In-depth knowledge is expected.

first, they have an Aptitude test of 25 marks and 17 is passing, If you score 16 they won't consider you, waiting area for a candidate is worst no space.