CBSE 10th

Yes, you are eligible to pursue MCA from Andhra University. Basic eligibility to pursue MCA from Andhra University and admission procedure for the same is mentioned at the link provided below:
https://www.shiksha.com/it-software/course/master-of-computer-applications-andhra-university-visakhapatnam-171216

Both of your options are good for your career, but I would like to give my suggestion. If your family financial background is good then I would recommend you to go for medical and if not go for business studies.

Hi Ananya,
The last year MHCET cut off was around 80 percentile but you can go for PGDM course in VESIM.

NDA is the best option. Strat preparing for NDA this time. After 12th you are eligible for NDA.

Yes, SIES PGDM has equal weightage for GDPI as well as for entrance exam. Last date of form filling is 4th April.
For further information about admission process visit:
http://www.siescoms.edu/

You have to be good in GD/PI for doing PGDM from SIES. GD/PI and entrance exam have equal weightage. So there is no such cutoff for any entrance exam.

Yes, there are chances for SIESCOMS.
SIES has equal credit for GD/PI as well as for the entrance test as your entrance exam score is not so good. So for SIES you need to more concentrate on GD/PI process.
Last date of form filling is 4th April.
Further information available on:
http://www.siescoms.edu/

Hi Jini,
Any graduation degree holder is eligible for CAT.
After qualifying CAT, you can get admission in IIM.
All the best.