I applied through college or university. The process took 3 months. I interviewed at Cognizant (Coimbatore) in Feb 2019
Interview
Written test as a first round followed by a Technical interview and the selected candidate will have to attend HR interview as a final round. It is comparatively an easy and smooth flow. Written test have aptitude as well as 5-6 coding questions.
Interview questions [1]
Question 1
Normal questions + Technical questions. depends on the interviewer the difficulty and the pattern differs