IIT

If we talk about B.Tech then it is fine to do from private university but renowned, M.Tech from IITs need certain criteria for that, you have to prepare well during graduation. For B.Tech you can try for SRM University, Lovely Professional University and Amity University as you need to groom your skills much so that you do not face concern after M.Tech.

To get admission in IIT for architecture in Bachelor's degree first of all you will have to clear JEE Mains paper for architecture and after clearing the Mains paper you will have to clear JEE Advanced with good marks to get into any of top IIT'S, then you will be able to get the IIT from counseling.

IITs don't have marine engineering streams till now. They have ocean engineering and naval architecture, which is different from marine engineering.

Since you are interested in coding and want to learn computer skills Ism dhanbad case course will be good option for you.

Hello,
Please use Shiksha's predictor to find a good college:
https://www.google.co.in/url?url=https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor&rct=j&sa=U&ved=2ahUKEwi7xLvrj4DcAhVEvo8KHX1bB0QQFjAAegQIARAB&q=sissha+college+predictor&usg=AOvVaw2XP_zVyb0ocLS8jQERCtIp

You can look for SRM University, Lovely Professional University and Amity University.

Hello Adrija, One can join teaching profession in a college after PG in a subject. However Ph.D. is now being increasingly sought. I would advise you to have a look at the concerned webpage of UGC for details of the latest circular on the subject.

Please follow Arihant. This book is named as RD Sharma objective for IIT-JEE mathematics.

Yes, you can get any IIIT or IIT if your rank is in general category. However, for confirmation you can check the link below:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

After the completion of all 7 rounds of counselling the dates will be provided on the official website of the institute. You have to visit during these dates for the registration purpose.