Since you have chosen to pursue LL.B. course, you must be having an inclination and fair idea of the professional opportunities.
First of all which branch of law ,you want to pursue as an career has to be zeroed e.g. Civil, criminal, taxation, cyber law, maritime,immigration,labour ,vigilance,service disputes, motor accident, compensation, economic offence matters etc. . For more clarity on different branches of law and specialised branches , you can discuss with your peers,teachers, colleagues, senior practitioners.
Certain specialised branches require technical background in computer sc., medicine, engineering etc. .So ,you can go ahead accordingly.
Besides, the place of practice has to be decided, so that professional opportunity available can be analysed to figure out a workable solution.
Hope ,you can now systematically move ahead to achieve your goal.
My best wishes in your endeavour for sucess in career.