Diploma

Hi,
The date of batch commencement is not mentioned on the official website. I would advise you to contact the University Directly for the Information.

Please mention the institute name for better assistance, as fees may vary from government to private institutes. B.Sc (nautical Science) fees will be definitely higher as to fees of Diploma in nautical Science.

Kindly click below for the eligibility of DNS from Southern Academy of Maritime Studies.
http://www.samsmarine.org/diploma-nautical-science.html

Yes, you will get admission in a private college. But I'll say, go for another try and score good marks, then you'll get admission in a good college. Right now, you will get admission in an average college.

You have not mentioned here the category you belongs, however the general cutoff for year 2017-18 was 69.6. And, the SC cutoff were 57.4 to 61.2.

Yes, you can get admission for B.Tech in computer science, and you'll get direct admission in second year, mean you'll get lateral entry.

The rule of posterization is that in which subject you have done graduation. In that particular subject, you can do post-graduation course. You can't take any other different subject. Thank you and have bright future life.

If you are going for Foundation course of one year. It can cost INR. 1 lac to INR. 2 lacs per year. And, for Diploma, it can cost INR. 2 lac to INR. 5 lacs, depending upon college. Here is a link of top good photography colleges of India. https://www.shiksha.com/arts-fine-visual-performing/photograp

Yes, you can apply for PG Diploma in journalism.