What is the function of a Layout?

It is all the information that is associated with each feature in a feature layer. It may include the feature name, address, area, or many other types of information.

It allows you to fix overlapping issues with labels, along with adjusting the label positions.

It determines which attributes from each input feature class are kept in the output feature class.

It is a collection of map elements organized on a virtual page. It defines how your map will look when it's printed.

It allows you to preview the attributes of a dataset as well as its geography.