Software Trainee Engineer applicants have rated the interview process at TCS with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 76.8% positive. This is according to Glassdoor user ratings.
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It is a process of half an hour. Basic questions on C programming and aptitude. Simple programs like string duplication,palindrom. And some questions on electronics since I am from ECE background.