B.Tech

You can check complete placement details by visiting their official website. Although Delhi technological university has very good placement record especially in CS / and related branches.

Yes, you can be promoted to a better branch for your better performance. I know seniors who have been promoted from mechanical to CS.

DCRUST and YMCA Faridabad.

Both are good college but you should try to get admission in SRM University. For better information and comparison between the colleges please check the link and compare these colleges:
https://www.shiksha.com/resources/college-comparison

The counselling session of JoSAA 2017 will start on June 15, 2017. It is to be noted that all of the candidates will have to meet the required eligibility criteria. If the candidate does not satisfy the JoSAA Eligibility Criteria 2017, then he/she will not be allowed to participate in the admission

Over two hundred prospective recruiters have hired more than 4,000 students from Jain University over the last few years (2009-2015). The complete data analysis will give a summary of University placement @ JU. Among the top deemed universities in India & the top private universities in India, Jain

It's better that you do engineering as you don't have much scope in B.Sc. It's just a waste and you will get a lot more opportunities in BE than in B.Sc.

Hi Wahid,
It depends upon your choice of field. For mechanical and CSE you need a rank not more than 15000 and for civil not more than 12000 plus if you have BC certificate it might help you as our institution is a Muslim minority institution.