BBA

This is a three-year full time Bachelor of Business Administration in Management Accounting providing an in-depth knowledge of business functions along with Chartered Institute of Management Accountants (CIMA) s globally recognized qualification.
Candidates are need to qualify UGAT or GAT or GIM Online Test (GOT).
Course fee for BBA (cima) is INR. 6 lakh approximately.

The fees for BBA or CIMA is around INR. 625,000/.
Tuition fees is around INR. 520,000/.

With respect to this field, it will be better to do B.Tech plus MBA. B.Tech in aeronautical is a technical field and when combined with MBA will give your career a major boost.

You can enter the corporate world or huge MNCs at the managerial level too based on your performance, BBA definitely has a great scope.
Do well.

You can get into a government job just by doing BBA too, but yes, having extra work experience always gives you an advantage.

You can get into a government job just by doing BBA too, but yes, having extra work experience always gives you an advantage.

It depends on your area of interest but there are many options, you can do CA, CS, etc. It depends on how much time you can dedicate to the course.

If you have done BBA, I would suggest you do MBA, and if you seriously want to do CA then yes you can do it by clearing the entrance exam.