What does UG & PG course means?

You finish your 10+2 schooling and join college for 3 years general course or 4 years professional course. This is called under graduation (UG). You finish your UG and join University/college for 2 years Masters course, this is called PG. It can be M.A./M.Sc./M.Tech/M. Pharma/M.D. etc.