Computer Professional Course any field?
You need to be more specific what kind of computer course.
For that you need to know what are the different types of computer professional courses. The field is very vast and you need to have different skillset to learn each.
For eg., if you want to get in to animation, you need to know the basic skills like drawing or sketching, and a creative mind to be successful.
For programming/coding, you need to be good in mathematics, which forms the base of most computer languages.
You can visit a computer professional training centre and check out what is required to excel in each of these professional fields and the educational background needed. It is hard to suggest without knowing your educational background, skillset, interest etc.,