Hey,
TCS is a multinational techology company which conducts its exam under the name of TCS NQT quarterly every year. The students who need to apply for the jobs in the company are required to appear for the exam in order to be considered for placement.
Seeing your marks I believe it's quite good and you will surely secure a mail regarding your interview from the company end. There are candidates who have secured interview calls from TCS at this score.
You can prepare well for your interview from various YouTube channels.
Hope that helps.
Thank you.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile