I applied through college or university. The process took 2 days. I interviewed at Cognizant (Chennai)
Interview
the first round was a written test, it was quite simple. the next round was was a 1:1 interview. the questions asked were very general. like explain your project, and why cognizant.etc
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.