Dear,

The tuition fee per year for MCA is 39,000-40,000 Rupees per annum for OC/OBC categories and for SC/ST it is around 5000/- per annum in NITs i.e SC students are excluded from paying tution fees. The fees may differ from college to college.
If you need hostel requirement, the fees will be around 25000 - 30,000/- per annum.
You may also refer:
https://www.nitt.edu/home/academics/fee_details/

Hope this helps!