Computers & IT (Non-Engg)

No, you can not take direct admission in any CDAC centre, you have to appear in entrance exam of CDAC I.e C-CAT and after this according to your rank and your choice filling you will get an appropriate centre.

Please clarify your question. Do you want to do a course in computer application with MA in English?

As you already have the computer background, you can go for that. Apart from this, international cargo is a totally different field.

MCA and B.Tech CSE are preferable educational qualifications for developer and tester roles in IT companies. Majority of MCA graduates work in IT industry or IT department of business enterprises. There are ample opportunities for bright software professionals to work abroad. Nowadays, long term ons

Yes, you can do.
I would love to share the criteria for CEH certification.
PHP
Programming dialects
C+ or C#
Java
Linux
Database
PC Network
But make sure, do the course from the right institute. http://www.koenig-solutions.com/

If you want a govt. job then you can get graduate in any of the streams. Mostly, for banking, SSC and other govt. job exams demand that you should be graduated in any stream. If you like a private job, then BCA is also a good option. It depends on your interest.

You should go for Poland.