Diploma

I don't think diploma will do.u want undergrad degree for that

My strong suggestion is that you complete your Bachelors in India prior to pursuing your study abroad plans as it costs INR 20 lakhs for living and tuition per annum for Bachelors degree. Hope this helps. Thanks!

it is not possible.
sorry!

is regularly used for commerce department we should regularly

DME.good decision made.
think once lovely professional university(lpu)=thinkBIG

Find out here:- https://engineering.shiksha.com/diploma-in-engineering-in-gujarat-categorypage-2-55-1-0-0-1-109-2-0-none-1-0

In polytechnical diploma there are various faculties for studies.
computer Science, mechanical are one of the good options having better scope.

1) after completion of 10th, there are no.of courses in different fields, they are called certificate or diploma courses, use internet/Google to explore them.2) if u had completed Your 10th , National instt.of open schooling(NIOS) offers one year. +2 courses in all streams.3) after nios u r eligible

First you need to clear your 12th standard by passing in all subjects. So either you give compartment examination or repeat one more time and complete your 12th standard. Then think of anything else.
And if diploma is something which interests you more then try to give entrance examinations for dipl