They short list the CV
Personal Interview
Ask technical questions observe the behaviour of candidates at most & focus on technical answer
They paid the transportation to and from for attending interview
Weather you are selected or not
I applied through university. The process took 1 day. I interviewed at Reliance Industries (Vallabh Vidyanagar) in Jan 2014
Interview
Process starts from Screening Test - Basic Aptitude test for shortlisting.
Shortlisted candidates from written test are interviewed for Technical Interview. Whoever successfully cracks technical interview are further interviewed by HR people (No screening - only formal HR interview)