Hello there

B.SC computer science is a course in demand,  you can expect a direct placement after this course. You get to study many new subjects which are in demand now-a-days for example- Artificial Intelligence,Machine learning etc. It is more practical oriented than theory. You can go for MBA, MCA or Msc in Computer Science which will help you earn good package in IT sector.
The fee varies depending on colleges and universities,  bsc computer science is a self financed course in many university and it's fee may range between 15k to 50k.

Hope I am clear