Tata Consultancy Services Systems Engineer interview questions

first round : Javascript basic to advance level like closures with example, flat without flat() method, class based in depth questions, react accessibility, basic string manipulations second round : machine coding round asked to build file explorer and object grouping using reduce() and foreach() method, search with debouncing and few css module related questions and responsive design questions third round: normal behavioral questions

The questions were mainly about digital electronics, basic electronics, and my project.