From the perspective of inexperienced and freshly been passed out from college student. Interview began with filling of form seeking few details regarding internships(if any), academic and references. Entire room was filled with candidates rushing inside room one after another as it was walk-in drive, welcoming freshers and experience candidates. One HR round, after that one F2F Round. If you get green signal, they will schedule interview for next day. Advice- Give huge emphasis on Guesstimate Questions, BCG Matrix and Maslow. Questions from relevant field of academic background could also be ask by interviewer.