Engineering

If you are interested in coding and developing new softwares for people, this is the good field for these.
Contains of computer science are
computer programming languages (C, C+, Java, Python, HTML, CSS, PHP, .NET, C#, etc.)
Digital electronics
Data and file structure,algorithm
computer networks
syst

Why only SKIT? Just for your future reference go for a college that at least have a collaboration with some IT firms to make student know the practical implementation of what ever he/she learned in theories.

Go through this link to search out college:
https://www.shiksha.com
Hope this will help you.

Go through the link:
Here, you can predict the college and seats available according to your score and rank.

Go through this link to search out college:
https://www.shiksha.com/wbjee-rank-predictor
Hope this will help you.

Go through this link to search out college:
https://www.shiksha.com/wbjee-rank-predictor
Hope this will help you.

Yes, you can do.

Depends on what college you want admission into. You can get into a lot of NITs with that rank, mainly you will be able to get branches such as Mechanical, Electrical, Civil. Cut off for CSE and ECE is generally very low for NITs so chances you get those branches are low, but you can hope to get one