B. Tech in Naval Architecture and Shipbuilding is a 4-year course for undergraduate students. It deals with the process of designing, maintaining, and using marine constructions.

A CET is held for admission to the four-year undergraduate engineering programme, B.Tech Naval Architecture and Ocean Engineering, which teaches students about the design and building of maritime ships and infrastructures.

Designing ships and ship systems is the focus of naval architecture. Offshore platforms, underwater submersibles, and other structures and systems in or near the ocean are all covered under ocean engineering.

Check this link out for more information:

https://engineering.careers360.com/colleges/list-of-naval-architecture-colleges-in-india