JEE Main Scores

You need to score around 230 or somewhat to get admission in NSIT for CS. Last year it was 250 for general category. So you need to score around 230-270 to get hassle free admission in NSIT.
Hope this helps you. Be free to share any problem you have.

Take a drop, and prepare as general category and study properly if you want to come in Manit.

They have their own exam for M.Sc. Subjects
http://fridu.edu.in/pages/12/admission-procedure.

In first year, you will go through laplace transform, matrix, differential equation and so on. As far as computing is concerned, you will go through basic C or C+ programming. If you already have great command on these topics mentioned above you will attain slight edge among your peers.

You should score above 150 to have a chance to get admission.

You can easily check which college you will get with the tool available in Shiksha. Com, or you can check opening and closing rank of colleges and easily take decision. Upvote and share if you like.

120+ marks are required for getting admission in a government college. Below that, you'll get private college with some discount on fees.

Yes, HBTI is no longer a part of UPTU since 2017 and it is taking admission on the basis of Jermaine scorecard.

You must have scored under 50k rank to get any non-core branch in this college and 35k in core branch in the JEE Mains paper.

No, there is no provision of JEE marks in UPTU. In almost all the colleges, there are some private colleges that also take admission through the JEE marks also in that you might get some benefit.