Cognizant System Engineer interview questions

Firstly online aptitude test then online technical interview . the aptitude was very basic and technical question were also very basic just need some practice before the interview . The interviewer asked to code very basics coding questions which were so easy I messed up

Self intro Aptitude test Coding Two rounds of interview All are technical round They ask aptitude questions The coding program that you know by oral explanation or by done the program on their platform