Cognizant Programmer Analyst Trainee interview questions

Interview start with the basic introduction then he asked me about about data structures and OOP's concepts. After that he asked me to share my screen then give 2 programming questions to code. After that he asked me 2 puzzles to solve and some aptitude questions.

Easy..only basics need to brush up enthu about tech quite easy need 30 word minimum what to do so dropping the same still not get 30 so wired have 3round easy to clear all the best