Exam

Hi, Cut off for various colleges has already been released. You need to start apply in whichever college you are interested. You can also apply in the colleges from where you are getting the calls.

Hi, Minimum Eligibility to Apply
Graduation-Candidates appearing for the final year of Bachelors degree/equivalent qualification examination and those who have completed degree requirements and are awaiting results can also apply on provisional basis. CAT 90percentile
https://www.shiksha.com/mba/cours

Hi, You should start your CAT preparation atleast 6 months before if you are good at your studies or else 1 year if you are an average student.

Yes, all Indian B-Schools accept GMAT score.

Chances are very good. Most probably, you will get a call.

You have to appear for LEET exam. The admission process for diploma holders is ranking wise. But, still, you have to score 90 to 95 percentage for appearing in COEP in final year.

The date has not been confirmed but it is said to be in the end of March. From 14-21 April 2018 the exams are going to be conducted.