Engineering

If you have experience in any field, then it will not affect. You can easily pursue MCA.

You can apply online or offline to this college. Shortlisting will be done based on the marks obtained in will be called for final admission.

If you are going to a private institution. It may cost you 1.3 lacs to 5 lac depends on college. Ghaziabad, NCR and Noida based colleges have fee structure nearly same. Near about 1.3 lacs per annum. In case of govt. colleges it is near about 20 to 40 thousands for state-level colleges. IIT's and NI

Take a look to this gov. Website. I hope it will help you. http://www.dgshipping.gov.in/Content/viewNotice.aspx?noticeid=90.

Minimum 40% marks in each subject PCM. But, you have to score in JEE Mains well to get a government college. If you get more than 160 marks in JEE main, probability of getting in NIT's will increase.

For Maths, R. D Sharma. Physics, H. C Verma
Chemistry, I don't prefer a particular book for it. You can go with your notes.

UPSEE exam is conducted for PG courses like MCA etc. !

Interested candidates can apply online with required information. (Website:- http://www.cet.ac.in/). Regards.

B.Tech is best if done from IITs, NITs, BITS-Pilani, VIT, etc.! Otherwise, BCA will a better option!
Good luck!