Cognizant Programmmer analyst interview questions

Online aptitude and coding test, followed by technical and behavioral interviews. Whole process took a month. And the offer letters were released atleast 5 months later. Interviews and all were smooth, but the offer letters took a lot of time to arrive.

first round was a technical round where the interviewer asked me the basic concepts related to c programming, bubble sort algorithm, SQL commands, OOPS concepts like inheritance, encapsulation, polymorphism, class , object