Kolkata

Hello Sumana,
The following are the institutes that offer business analytics and data Science:
1)Data Brio Academy - Learn Data Analytics | Big Data | Training Institute Kolkata
2)Ivy Professional School | Learn Anlaytics, Data Science & Actuary
3)Orange tree global
4)Indian Institute of Management Calcutta
All the best!

Hello Amrapali,
I understand and appreciate your interest in pursuing Computer Science Engineering. KIIT University, Bhubaneshwar is a far more reputed University compared to Heritage Institute of Technology, Kolkata as per NIRF Rankings for the year 2017. These rankings are issued by the Ministry of Human Resources and Development. Therefore, I would suggest you to opt for KIIT University, Bhubaneshwar as it provides far better opportunities for placements as well as higher studies.
I hope this answers your question to your satisfaction. If so, kindly upvote this answer. If you have any further questions, kindly revert.

The colleges include: https://goo.gl/nP1nml

First, see your rank itself! Listen, to get a college is not a big deal but which college you are wants to choose? Is the question. Have you given WBJEE? You can take a gap of 1 year or via Management Quota you can take admission. Or, you can pursue BCA, B.Sc, Polytechnic in a reputed college.

Dear Ashish Kumar,
Based on information, BBA getting good number of companies that are coming up, you can prefer the same.
All the best and do well.

Hi,
Kindly refer to the following link for college comparison:
https://www.shiksha.com/resources/college-comparison-244512-224881