First round was aptitude and the second round were f2f technical and personal hr. And it was pretty good. Don't panic just answer what you know and it will be good for you get selected.
I applied online. The process took 5 days. I interviewed at Infosys (Neu-Delhi) in Feb 2014
Interview
Technical was very less and the focus was mostly on Communication & Soft Skills which was not expected. Hiring for a particular Role but Project got ended in a very short duration and shifted to anew role itself.
I applied through college or university. The process took 1 day. I interviewed at Infosys (Mumbai) in Nov 2016
Interview
One Aptitude round followed by one Techincal Interview and then HR Interview.
Go through you cv properly especially final year projects and all the projects and internships mentioned on your cv. They will ask you for relocation as well.
HR Interview was more about the background check, sometimes they take both rounds together.