Nowadays online courses are more popular because there is no need to go to university for face to face classes, and the fee structure is cheaper than regular mode and if you have time/financial issue you can go with Online Graduation courses and completed your graduation or post graduation course without disturbing your professional career.
It has been observed that earlier students use to go to college to complete their graduation program. But, nowadays, the education system has totally changed as the government has allowed a rule of distance education.
It is clear that there are many UGC (University Grants Commission) and DEB (Distance Education Bureau) recognized universities which are focused on offering numerous professional courses under distance learning mode.