Engineering

no you can't get admission in civil engineering for lateral entry at any college. if you have done your diploma in architecture only you can get admission in b.arch

Yes, absolutely. Chandigarh University is adjudged as the best private university in North India and the best option in Punjab for CSE which is absolute because of its curriculum and academic achievements. Compared to many universities out there, CU is not that costly though can be said as moderate.

You'll be eligible after your B.Tech. The eligibility for admission to 2-year MBA (except MBA in Hospital Management): Any degree from a recognised university under 10+2+3 or 11+1+3 or 11+2+2 stream.

Hindustan University would be a better option over Chandigarh university if you have already got selected for Hindustan University then you are on a good path.

Chandigarh University is adjudged as best university for aerospace in Punjab and third best private university in North India within 6 years.
So, it would be a good option.
http://www.cuchd.in/engineering/be-aerospace.php

You just have to approach any bank and ask them for the educational loan and they will discuss the full procedure with you, regarding the documents, the repay and the most important thing interest. But before you take up the education loan just do some research of banks, in which bank you find more

See, if you can afford the fee of a private college then opt for JSS-Noida as this is the best institute of UPTU and moreover, the study environment is also awesome in this college. If you cannot then opt for MMMUT.

To get a government job in the field of aerospace engineering, you need to take various prescribed entrance exams such as GATE which are widely accepted by PSUs and MNCs.

Chandigarh University is adjudged as the best university in north for many streams including aerospace engineering in terms of placements, academic achievements and curriculum. So, CU is better than SGI, Delhi.
http://www.cuchd.in/engineering/be-aerospace.php