I applied through college or university. I interviewed at Cognizant
Interview
There were 3 rounds. aptitude->technical round->hr. Aptitude round is simple. All the questions were asked about basic arithematic and reasoning. Technical dealt with the basic concepts of all the subjects but most of the questions he asked were about dbms. A few questions on coding. Then the hr and it was a quite casual talk, about indian politics, family background.
I applied through other source. I interviewed at Cognizant (Noida)
Interview
I gave an entrance exam called 'AMCAT' I got a call through an email for a written test which was followed by Technical interview and HR round.
Got a confirmation after two months.
Interview questions [1]
Question 1
Basic C questions like 'How to write a program to find Fibonacci series'.
I applied through college or university. I interviewed at Cognizant in Jan 2013
Interview
We were only asked behavioral and resume based questions. Some recruiters did ask technical questions though. Was not technical, it was a mass hiring event from my college. Over 300 students were hired from our university.