TATA ELXSI Embedded C Engineer interview questions

There was a written test which consisted of questions based on c specifically pointers and memory. There were 3 codes 2 were based on pointers and one on array after clearing this there was technical round. Technical round questions: Project based questions bt they ask various twisted questions soo pls be prepared with all kind of question. Microcontroller and microprosessor based wuestion they ask which microcontroller you are familier with and on the basis of that they ask. C programming questions rrlated to stack , volatile static , registers etc.