First of all there is Quantitative Exam, if you pass that, you would be call for Technical and HR interview.
Technical Interview: Must know all the basics. Focus is on your deep and thorough understanding of the subject. Detail about your projects and questions on it. For freshers small coding examples might interviewer ask.
HR interview: All basics HR questions. Why this job? What does we do? What skill set do you have for this job? What's your future plan? Where do you see yourself in 5 years? etc.