Hello student BBA computer science engineering are two completely different courses BBA is a three year undergraduate course offered by various institutes for students willing to pursue their career in Business administration.

Computer science engineering is a full time four year undergraduate programme.

If you compare BBA and Computer science engineering then computer science engineering is more preferable by experts in terms of placements future scopes etc.

You need to appear in jee main entrance examination if you're willing to pursue engineering in top colleges like NIT's IIITs CFTIs IITS and many others college.

Eligibility - Candidates must passed or appearing class 12 with physics chemistry and mathematics with minimum 75 percent marks aggregate from a recognized board

Feel free to comment if you have any doubt

Good luck