The degree provides you the way to become lecturer in computer science. Ph.D. stands for Doctor of Philosophy and no need to say you will understand the philosophy of computer science and will be much benefited. It is the second highest degree one can obtain in the computer science field.

The objectives of Ph. D in computer science are:

To explain the recent trends in computer science field.
To Explain the inter relationship between various concepts & practices in computer field.
To Study the contemporary issues related with computer science
It is a gateway to become a teacher, professor, researcher in a particular field