Cognizant Programmer Analyst Trainee interview questions

started with introduction and slowly moved onto java core and oops and collections libarary and also sql basics to advanced and java backend framework and project explanation and hashmap internal working

The interview was easy and lasted around 30 minutes, with questionThe interview was easy and lasted around 30 minutes. The interviewer mainly asked questions related to aptitude, data structures and algorithms, object-oriented programming concepts, and basic problem-solving skills to assess overall technical understanding. s mainly focused on aptitude, data structures and algorithms, object-oriented programming concepts, and basic problem-solving skills.