I applied through university. The process took 1 day. I interviewed at Cognizant (Vellore) in Aug 2011
Interview
Campus Interview: For Fresher level : First Presentation followed by an aptitude and reasoning test.Test consist of very basic questions mostly from RS Agarawal. English test was very basic (10th level).Written test followed by Interview.
Interview process was one to one interview. Interviewer were just trying to see your confidence level and your logical ability. They will ask you questions only on the points you have mentioned in your resume(for freshers). Just don't try to put so many things in your resume.
Put only those thing on which you have complete command.
Introduction
Basic of Oops and Programming
2 Coding Questions
Reverse String and Number
Question on Java and SQL Spring Boot and Other programing related questions like hashing map vs hash table why they are used
It was three round interview with written test and 2 easy interviews. One technical and one with HR for compensation discussion. All were conducted on the same day. In order to get selected need to stand out and answer uniquely.