Where it can be easily seen by the operator and as far away from any magnetic materials or strong electrical currents as possible
Where the person on the tiller can see it.
A magnetic compass can measure a boat's heading, or the direction it is moving.A compass
fix his compass
no
A compass and a map of the world.
That is known as 'The helm'
you can look at the compass and it will tell you where to go or if you have a special compass it will track down your tracks and you can follow it back
A "gunwale" is the upper edge of the side of a boat (any side). The name derives form the time when cannon were mounted on boats and the "gunwales" were where these cannon were mounted.
It would tell you the direction you are going in
When, in the case of an outboard engine for instance, it was mounted on the transom and actually attached to the boat in a manner in which to propel the boat. If the engine was still on the dock and not mounted on the boat they would be two separate and distinct items.
It is pretty common to have a compass on a boat - it contains a magnet. Also, there are magnets to be found in boat engines, it it's motorized.
a compass