Exam

You have to apply for direct first semester only.

Check below for the details about the college:
https://www.shiksha.com/getListingDetail/24474/institute/college-National-Institute-Of-Bank-Management-Nibm-Pune-India

Please refer the link for details :
http://www.pumba.in/programs/mba-executive-fees-details.htm.

You can only apply for ground duty (non-technical).

Yes, you are eligible to apply for WBJEE exam. Maharashtra board is a recognised state board. Exam is conducted only in west Bengal and that is also offline. Some colleges in WBJEE are only for west Bengal domicile students.

You haven't mentioned the college. But I assume you are talking about IGNOU. The admission for IGNOU are about to start. Please check their website for information on programs being offered.

Hi,
Candidates must obtain Graduation degree in any discipline from a recognised institute with minimum 50 percent marks in aggregate (45 percent for reserved category candidates). All JBIMS applicants should have a valid score of at least one examination, namely. MAH CET/CAT/CMAT/XAT/MAT.

http://www.bu.edu/admissions/apply/international/
Use the link.

Hi,
Qualification Criteria:
For Army Wing of NDA Candidates should have qualified 10+2 or equivalent examination from any recognised board. For Air Force & Naval of NDA and 10+2 Cadet Entry Scheme at the Indian Naval Academy: Candidates must have passed 10+2 or equivalent exam with physics and mathematics subjects. Age below 20.