Dear aspirant,

Hope you are doing well. As per your query yes you can obviously go PGDCA after B.com if you want to and have interest in working with the IT Industry. But you will have to do MCA course after that as that will increase your job aspects. The course duration is of 1 year. And some of the best institutions for this course are-

Delhi University

University of Calcutta

Punjab Techinal University

Indian Statistical University

And many more. Please click on the link below for more information and updates. Hope you find this helpful. Thank you.

https://www.careers360.com/courses/pgdca-post-graduate-diploma-in-computer-application