MCA

https://www.shiksha.com/it-software/course/master-of-computer-applications-siom-sinhgad-institute-of-management-vadgaon-budruk-pune-278416
Follow the link to get all the required details for MCA:
All details such as eligibility criteria, fee details and course duration are present.

You should have to go for entrance exam. Without entrance you cannot get admission without entrance.

Here is the syllabus of MCA in Utkal University
https://www.shiksha.com/university/utkal-university/utkal-university-entrance-test-exam?course=953
Hope it helps you well.

You will get complete information about MCA here:
https://www.shiksha.com/mca-master-of-computer-applications-chp

A regular MCA is a better option as compared to distance MCA. A regular MCA will give you the opportunity to have a focused approach to the course and learning/exposure will be much better when compared to distance MCA.

This would depend on your interest areas and career aspirations. In case you intend to pursue a career. MCA has broader options available from a career perspective, whereas, Data Analysis deals with a specific area. However, both these are in demand with data analysis being more popular these days.

This would depend on your interest areas and career aspirations. In case you intend to pursue a career in programming, coding, technical, research or academics area then MCA is better. However, if you want to move into general management then MBA is a better option.

This would depend on your interest areas and career aspirations. In case you intend to pursue a career in programming, coding, technical, research or academics area then MCA is better. However, if you want to move into general management then MBA is a better option.

Can you please elaborate your question?

3 years is the duration of MCA and 2 years under lateral entry scheme.