Yes, you can become a Data scientist after BCA and MCA degree.
some best colleges for BCA and MCA are :
Symbiosis Entrance Test (SET)
Indraprastha University Common Entrance Test (IPU CET) Bharati Vidyapeeth Undergraduate Management Aptitude Test (BUMAT)
Panjab University Common Entrance Test (PUCET All India Management Association Undergraduate Aptitude Test (AIMA UGAT) check for detail from, https://it.careers360.com/colleges/list-of-bca-colleges-in-india Hope it will be helpfull
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