Is the MAT exam mandatory criteria to apply for executive MBA at Christ University?

To apply for an executive MBA at Christ University it is mandatory to appear for any of the entrance exams for an MBA. Christ University accepts at least one year of work experience along with a valid composite score of 500 and above in MAT. For CAT the criteria for score is 60 percentile or above. For XAT it is 60 percentile. For other entrance exams like CMAT, the accepted score is 60 percentile and above. The ATMA score accepted is 60 percentile and above. For other competitive exams like the GMAT, the score eligible is 450 and a GRE score of 295 and above is accepted for admission in the executive MBA program of Christ University for any individual.