What is a Layer?

A layer, within the Context of item-orientated design, is a fixed of lessons that proportion the identical Module dependencies with different modules, implying that layer Components are reusable as long as situations stay the equal.

These "import" dependencies between Software Program modules is a way to express layer distinction in Programming Languages.

What Does Layer Mean?

Layers act as a kind of architectural sample. Tree-shape hierarchy is one of the not unusual arRangements of layers, wherein limbs/links among layers are called dependency Relationships.

Multiple styles of dependency Relationships between layers consist of Inheritance, composition and aggregation. There are different Forms of dependencies in other architectures.