Cognizant Programmer Analyst Trainee (PAT) interview questions

asked to introduce then some questions to get more clarification on what I have said in introduction after that questions related to subjects like dbms and operating systems, more about extra curricular courses I have mentioned in resume, asked to write pattern printing program. Only 1 or 2 HR questions in my case. Interviewer was very interactive and supportive. Mine interview was virtual one and I enjoyed it:) Duration was approximately 20 minutes.