Hey,
Master of Computer Applications is a three year long postgraduate programme.
The eligibility criteria includes that any graduate who has passed or appeared for the final year degree in any discipline ,be it,Science,Commerce,Arts from a recognized University is eligible to apply.
The candidates must have Mathematics as one of the subjects in 10+2 or any one year of their graduation.
Follow the link given below for the detailed information abour the major Entrance Examination for MCA:
https://it.careers360.com/articles/5355-7-MCA-entrance-exams
Hope this helps.
Good luck.