Colleges in Bangalore

You have sufficient grades in your M.Com, you are eligible for pursuing MBA.

It is mainly based on your marks in your previous course and personal interview. You are given preference if you have previously studied in Christ. They also follow the quota system and adequate reservation is made for all classes. There is a high chance of securing a seat if you fall into any of those categories as the minimum marks requirement is lesser for them. Christ University entrance is a common written test for the admission process.

According to me this college is good choice because here placements are good.

Sorry, WSM does not offer Diploma in mining.

Polytechnic Engineering Diploma by Wisdom School of Management, Bangalore is a distance/correspondence course.
Please refer to the link provided below for further details regarding this course.
https://www.shiksha.com/engineering/course/polytechnic-engineering-diploma-wisdom-school-of-management-bangalore-indiranagar-178791

Sorry but Christ accepts only September, December and February MAT(Conducted by AIMA) scores and that too it accepts 600 composite score.
For more information please leave a comment below.

Yes, you can join distance education program offered by the various colleges. You can refer the link for more information
https://www.shiksha.com/college/wisdom-school-of-management-bangalore-indiranagar-37032

Yes, you are eligible to appear for the exams.