Colleges in Orissa

You can leave it blank if you are applying for Integrated B.Ed. + M.Ed.

Cut-offs are different for different branches. It depends upon what branch you want to get in.

I will recommend you to go through the college website for the information.

Obviously! You'll get CSE for sure.

If you've given the 2nd part of JEE Mains which is for architecture, then you can take admission on the basis of that score.

Year back means you are not able to qualify a minimum set of desired exams in an year, hence you are not promoted to the next year. Minimum exams you need to qualify is around 60% that is if you have 10 exams in an year then you need to qualify at least 6 exams to be promoted to the next year
Details
https://www.shiksha.com/b-tech/course/b-tech-in-computer-science-and-engineering-lateral-entry-college-of-engineering-and-technology-biju-patnaik-university-of-technology-Bhubaneswar-251344.

Year back means you are not able to qualify a minimum set of desired exams in an year, hence you are not promoted to the next year. Minimum exams you need to qualify is around 60% that is if you have 10 exams in an year then you need to qualify at least 6 exams to be promoted to the next year
Details :
https://www.shiksha.com/b-tech/course/b-tech-in-computer-science-and-engineering-lateral-entry-college-of-engineering-and-technology-biju-patnaik-university-of-technology-Bhubaneswar-251344.

In CVRCE there is no specific criteria but you need to stay in campus hostel for daily and with a decent rank and score in JEE you can get into marine engineering in CV Raman.