how can a commerce student take admission for bca
For most of the colleges offering BCA, the admission to the course of BCA is stream independent. So you can take admission to the course being a student from any of the stream. In most college you are eligible for the BCA and usually the admission are on the basis of 10+2 score.
Now there are some college which conducts entrances as well as there are some colleges which requires Mathematics as a subject compulsorily in 10+2. So depending on the institute you are going for, the admission process may vary.
For more information regarding BCA consider the link below:
https://www.careers360.com/courses/bca-bachelor-of-computer-applications
For the colleges in India offering the course of BCA in India consider the link below:
https://it.careers360.com/colleges/list-of-bca-colleges-in-india
I hope this helps. Wish you a great eve!