Colleges take fees semester wise not 4 years at a time. But here you have not explained for which college you are asking. 

If you elaborate for which college fee structure you want to know, we can clear your doubts veru easily. 

Also if you want to know college fee structure than directly go to college website. 

Hey ,Please mention the name of the college and the fees you are querying about.I will surely help you in clearing your doubt after knowing the college name .

Thankyou!

Generally every college requires you to pay for the semester you're in. But again every college has their own policy. Some may even want you to pay for an year. But none of them would require you to pay for all the 4 years at one go. But you can if you want.