As you are confused to do any course after B. Sc IT in between
M. Sc IT, MCA or MBA IT so as per my knowledge if you have completed B. Sc IT than you should do M. Sc IT.

Because it is also related to Information Technology, and after completing this course you will get master degree in information technology.

B. Sc Bachelor of Science in Information Technology
Duration: 3 Years
Level: Graduation
Type: Degree

Eligibility:
Candidate must have 10+2 or equivalent examination in Science stream with Math’s, Physics and Chemistry as subjects studied and with a minimum of 50% of marks.

Here I am giving you some top M. Sc IT colleges in India:

Vidyalankar School of Information Technology, Mumbai (Maharashtra)
Vidyalankar campus, Vidyalankar college marg, Wadala east , Mumbai (Mumbai Dist.) – 400037

School of Computer Sciences, Jalgaon (Maharashtra)
P. O. Box No. 80, Umavi Nagar, North Maharashtra University , Jalgaon (Jalgaon Dist.) – 425001

Ferozepur Institute of Management (FIM), Ferozepur (Punjab)
Ferozepur-Moga G.T.Road, Ferozeshah , Ferozepur (Ferozepur Dist.) – 152001

Desh Bhagat Institute of Engineering and Management (DBIEM), Moga (Punjab)
Near Dagru Railway Crossing Ferozepur Road , Moga (Moga Dist.) – 142001

Baba Zorawar Singh fateh Singh Khalsa Girls College, Roop Nagar (Punjab)
Morinda , Roop Nagar (Rupnagar Dist.) – 140413

Aklia Degree College, Bathinda (Punjab)
Aklia Educational & Research Society, Jaito Road, Goniana Mandi , Bathinda (Bathinda Dist.) – 151201

Akal Degree College For Women, Sangrur (Punjab)
Outside Nabha gate, Near Baba Nagan Sahib Das ji Smaadh, , Sangrur (Sangrur Dist.) – 148001

A and M Institute of Management and Technology, Pathankot (Punjab)
Opposite Canada Palace, Jalandhar- Dalhousie Bye Pass Road, , Pathankot (Pathankot Dist.) – 145001

Sri Guru Harkrishan College of Management and Technology (SGHCMT), Patiala (Punjab)
Raipur, Bahadurgarh , Patiala (Patiala Dist.) – 147021

School of Computer Applications : Ansal University, Gurgaon (Haryana)
Ansal University, Sector 55, Golf Course Road, , Gurgaon (Gurgaon Dist.) – 122003

Government Engineering College - Department of Computer Applications, Bikaner (Rajasthan)
Karni Industrial Area, Pugal Road , Bikaner (Bikaner Dist.) – 334001

Institute Of Information and Communication Technology (IICT), Gandhinagar (Gujarat)
Rancharda, Thaltej , Gandhinagar (Gandhinagar Dist.) – 382115

Grow More Institute of M.Sc (CA & IT), Sabarkantha (Gujarat)
Ahmedabad-Udaipur Highway , Sabarkantha (Sabarkantha Dist.) – 383001

Dhirubhai Ambani Institute of Information and Communication Technology (DA-IICT ), Gandhinagar (Gujarat)
Near Indroda Circle , Gandhinagar (Gandhinagar Dist.) – 382007

Guru Nanak College for Girls - Muktsar, Muktsar (Punjab)
Muktsar (Muktsar Dist.)