Aptitude test online,containing quantitative,reasoning,puzzles c,c++,debugging,english.move forward type question paper,once answered and moved on can't change or answer later. Interview consists your ability to listen and answer confidently,puzzles,aptitude questions can be asked,your projects if any,explain it thoroughly and get ready to answer cross questions on every move you make. Your resume can attract some questions be ready.don't let him loose interest in you. And important thing is in interview always try to early spot as last members may not be selected as the interviewer may take as much members and at the end may do interview for the sake of doing it.