Hey nickson! 

The minimum eligibility criteria for ug and pg courses are - 

Candidates who have cleared class 12 or it's equivalent from a recognized board fulfill Anna University eligiblity for ug courses.

Candidates who possess a degree from a recognized with at least 50% marks meet Anna University eligiblity criteria for pg courses.

Admission process - 

Anna University admissions are done on the basis of merit as well as entrance exam scores depending on the course a candidate is applying for.

Wish you all the best!