CCSU - Chaudhary Charan Singh University

Hello Seema,
You may refer to this college comparison tool provided by Shiksha:
https://www.shiksha.com/resources/college-comparison

You need to appear for the entrance test conducted by the college.

Dear,
If you are planning to pursue MBA through distance mode, you need to select the reputed, student friendly customer support, course module and classes.
And for that, you can consider these universities.
Sikkim Manipal University
ICFAI University
Symbiosis
Amity Distance Learning
IMT Ghaziabad
All the best.

You have to score above 95 percentile in CAT only then there are chances of getting a call from IIM.

Its good, nothing bad. keep doing it and hope for good placement or your own setup

There must be many good college in ccu itself for mca.find out