Information Technology

You can opt for a job or even work as an intern in a good company and pursue MCA through correspondence.

You only need sound practical knowledge to get a good job, there is no need for O level certificate.

How do you know you are good in the marketing field? Have you worked previously? Marketing is a vast field and what is your strength- is it a market survey, product design, product management, pre-sales, branding, promotion, marketing design, public relation, digital planning, media buying, media planning or something like that? Well, it depends on the institute to institute. Some organisation offer single specialisation and some offers dual specialisation. You can opt maximum 2 specialisations.

Yes. You are eligible for MCA.

Yes, they do have seats for MCA for other state students.
All the best.