Hey there
It's a good choice of you have taken computer as your additional subject it will surely help you in your BCA. But if BCA is your dream do coding 1-2 atleast in a day on a regular basis so that you won't get difficulty in BCA.
Check about BCA colleges
https://www.google.com/url?sa=t&source=web&rct=j&url=https://it.careers360.com/colleges/list-of-bca-colleges-in-india&ved=2ahUKEwj4uI3Qj4XlAhVSXSsKHaGlDUwQFjABegQIBhAB&usg=AOvVaw2WLc_4WjR5J_isXp3X1lz0
Good luck
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