MBA Entrance Exam

You have to apply it for the respective college that you want to study in.

You need to join a good coaching institute. Strengthen your basics, and prepare a proper study plan.

For the preparation of CAT exam, the book written by Arun Sharma, and for vocabulary, Word Power Made Easy.

After you get your score card, you need to apply for every individual college, so that as per their eligibility criteria they can call you for GD-PI.

Yes, you can appear for CAT, SNAP or MHT-CET MBA entrance exam. To appear for MBA entrance exam, you need to have a graduate degree.

You can appear for CAT exam while pursuing the last year of your graduation but you need to present your graduation certificate during the admission process.

Scholarship is not just score based but every university has its own eligibility criteria to grant scholarships to international students. In order to know the exact eligibility criteria, it would be always advisable to browse through the university's website you wish to apply.
Overall, scholarships are competitive and awarded to the most deserving students. Universities abroad consider various factors such as previous academics, entrance test scores, work experience, application documents and so on while assessing an application for admission and scholarships; hence, it is important to have a well-rounded outstanding profile.

Education plays a very important role in your professional career. If you are keeping time element in your mind, get admission in a management college this year. If you want to get admission in a good institute for better career growth prospects, then you can wait.