Cognizant interview questions

they mostly asked questions based on java (oops concepts,access specifiers, java framework,lemda expression,hashmap, inheritance, encapsulation, abstraction, polymorphism type code )and some sql questions (primary key , unique key ) some queries (second highest salary)

The interview process consists of multiple rounds, primarily conducted virtually. The initial round was purely technical, focusing on programming concepts without any coding questions. The subsequent round involved coding and problem-solving tasks.