Cognizant Software Developer interview questions

Questions are asked related to a fundamental understanding of operating systems, database management systems (RDBMS, various keys), computer networks (particularly the OSI model and its seven layers of function, protocols, IP addresses, routers, and so on), and cloud computing. Your programming abilities will also be examined. Be prepared with the fundamentals of Java, HTML, C, C++ among other topics. The interviewer might ask basic questions regarding the candidate's job experience, expected salary, background, qualification during the HR round