Plz suggest me a book for ring and field theory from csir point of view and for good knowledge?

If you are a beginner, then I would like to suggest you to start with Gallian. Solve it's exercises. After that I will suggest you to study dummit and Foote , as it will give you t...

From CSIR point of view, you should need to solve as many questions as u can. But firstly solve the previous year questions to get an idea of the questions that are asked