B.Sc

It would be better do +2 again with better preparation and after that choose a good college.

Please brief your question!

Obviously B.Tech is aircraft maintenance is 10 times better than B.Sc because with B.Tech you will get degree in technology and you'll get more job opportunities in both sector government and private and you can also pursue higher education such as M.Tech and you will get more annual packages than B.Sc holders.

If you study from a well-known and well established autonomous college, you will be as qualified as someone passed from a non-autonomous college. So, whichever college you choose make sure that you are in a well reputed and well faculty equipped college. There are lots of pretty good autonomous colleges in the country nowadays.

Elon Musk is a genius person learned computer programming at the age of 12 and after his high school he earned degree in physics and just dropped out from Ph.D. to pursue his dream career. So basically he is following the same Indian education system. But the thing is he has a goal which he has achieved so there is no difference. He will follow the same as what he had followed.

Hi Arunima,
No institute/college guarantees any placement or internship. But one can surely get that if he/she is good in academics. You can also check the company's website in which you want to apply.

SRM has no reservation so all the seats are available for the students who are eligible.
You can check your eligibility here:
http://www.srmuniv.ac.in/admission-india/science-and-humanities/admission-procedure-eligibility
This course is available in 2 campuses of SRM so there must be around 150 -180 seats for this course.