I applied through college or university. I interviewed at Cognizant (Bengaluru) in Jan 2015
Interview
It was an on campus interview from my undergrad university. The interview has 3 levels- first was an online aptitude test where I has to answer solve logical and math problems, along with some language and vocabulary testing, the second was a technical interview where the recruiter asked questions based on coding, the third was behavioral.
Interview questions [1]
Question 1
Write a C program that generates a pattern with a character.
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.