If you are asking about MBA at Christ University, application were open from Feb 1, 2018 to March 20, 2018. Since the last date is over I'm afraid you will not be able to seek admission this year. You will have to apply next academic session. Please go through the important dates and selection procedure for 2018 session from the link below so that you can apply in time next year

https://christuniversity.in/institute-of-management/institute-of-management-mba/master-of-business-administration-(mba)/740

Admission is divided into two part firstly there is written after that interview and interview part is there main focus.

Good luck