Hello mayank,
Well my dear friend It doesn't take admission through cmat exams.
You have to give cat for that.
Let me tell you a bit about this.

For Master of Management Programme
Indian Applicants - CAT
International Applicants - GMAT
For Executive MBA Programme
CAT or GMAT scores not necessary
TOEFEL/IELTS to be given to prove English proficiency.
For Doctoral Programme. Own Written Test

Check this link for more information.

http://www.careerlauncher.com/cat-mba/bschools-eligibility/sjmsom-eligibility.html

Cheers !!

SJM SOM (IITB) takes the admission through CAT & GMAT. It does not accept CMAT score. To check the eligibility of the college you can go through with given below link.

SJM SOM (IITB)

Common Management Admission Test

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