CBSE 12th

During your registration process, you can easily select the course you want to pursue. After you log in to your microsite account, you will be able to see the courses you have elected. During the selection of your course, there will be an option for integrated courses. You will definitely find your desired course in that section.

If you have B.Tech degree in CS, then you are more valuable than BCA or B.Sc student. By B.Tech, you can easily get a job. Because in an engineering college, there comes lot of multinational company for recruitment but not in any B.Sc or BCA college.

Yes, you can fill the form.

Yes, you can apply for SAT examination even after taking a drop. This examination happens in every three months which you can give according to your convenience.

Admission is through PUTHAT Entrance test candidates who have passed 10+2 examination in any stream from recognized boards with minimum 50% of marks, and English as one of the compulsory subjects. For the gap of 2year, you need to verify from the concerned department. Following are the details
Telephone: +91 172 2541969, 2534498
E-mail: uihmt@pu.ac.in

Your graduation score is a bit less, I would thus recommend you to try for a very high percentile - in the high 90's to stand a chance.

You should apply and then see for yourself, the criteria is highly subjective based on every year's participants.

To be very honest with you, it looks very difficult to get admission in a top B-school. But still you may apply to tier-2 or tier-3 MBA colleges in India.

Yes, you need to score well in CAT. If you have an Engineering background, it might be really tough but nevertheless do not skip CAT training.

A regular MBA will suit you in case you are looking to diversify your current work profile.