Navigator. The person who actually steers the ship is sometimes called the helmsman.
A person who plots the course for ships is called a navigator. For aircraft, the term used is typically also navigator, though it can also refer to a flight planner or flight officer, depending on the context. Navigators are responsible for determining the best route and ensuring safe travel over water or through the air.
definetly cruise ships.
Yes , for example container ships .
radar
There are thousands of signs.
It is the manufacture of airplanes and space ships.
Autos, airplanes and ships.
Ships, cars, airplanes
Airplanes move through the air in a similar fashion to the way boats move through the water.
Depression contour line
Aircraft carriers
Different kinds of radar are