1st round-written test..core-50 questions, apti-50 q's. 2nd round-tech interview based on ur resume. 3rd round-HR interview..casual and basics q's like why LNT, what ar your future plans, ur strengths and weaknesses, salary expectations, job locations,flexibility...

I got a telephonic call first which was more a formal one, i got this with my resume shortlisted online on their website and then a personal interview, which was a more technical questions and know how questions.