Education has changed over time and one can do degree courses at college, or at home. At home one can do the course through correspondence education by mail. Now with the advent of the computer one can do  online degree courses , through the computer which is faster and without attending classes. These courses are very easy and the interaction between the student and tutor is almost instant, just like in a class room. Replies to student’s questions can be done immediately through email. This is a very big advantage in this form of education. Even leading universities are offering online degree courses for study all over the world.