Dual

I don't know about the placement scenarios for PhD from TIFR Bombay, but for IIT Kharagpur, pursuing PhD can be a very good choice, as IIT Kharagpur has Top Research facilities. if you want to do research, you will get the best resources of the country, and also many PhD students get placed during the Campus placement cycle, so there are various Job opportunities. And, a PhD from IIT KGP is flexible than any other institute.

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The Maharashtra Common Entrance Test for Undergraduate Degree Courses (MAH BBA CET) is a crucial state-level entrance examination conducted by the State Common Entrance Test Cell, Mumbai. It serves as a gateway for students seeking admission to various professional courses such as Bachelor of Business Administration (BBA), Business Management Studies (BMS), Bachelor of Business Management (BBM), Integrated MBA, Integrated MCA, and Bachelor of Computer Applications (BCA).

No, integrated MCA is not taken with B.Sc Computer Science.
Integrated MCA is a 5-year single course combining BCA and MCA, not B.Sc.
If you do B.Sc Computer Science, you can apply for a regular 2-year MCA afterward.
So, integrated MCA and B.Sc are two different paths.

Yes, with 84.8% overall in Class 12 and 77% in PCM, you are eligible for the Integrated M.Tech programs at VIT-AP. The minimum requirement for general category applicants is 65% in PCM. 

Vellore Institute of Technology admission is based on merit, considering your PCM aggregate. While your scores meet the eligibility criteria, selection also depends on the overall applicant pool and seat availability.

For detailed information and to apply, visit the VIT-AP admissions page

IIIMS PGDM eligibility criteria state the conditions to be fulfilled by candidates seeking admission. Failure to fulfill can lead to rejection during the application stage. The below table showcases the eligibility criteria:

Yes, dual degree enrollments are possible for students interested in pursuing multiple degrees from the institute. The university's School of General Studies offers a number of dual degree programs to its students. Some popular dual degree courses are mentioned below:

• Sciences PO Dual BA Program
• Trinity College Dublin Dual BA Program
• City U Joint Program
• JTS Joint Program