Hierarchy
This refers to structure shown graphically that places the most important or broad/general concepts before moving down to the specific or optional details.
Linear Hierarchy
This type of hierarchy is viewed sequentially like in a linear manner --in a line sequence; one right after the other
Webbed Hierarchy
a web like hierarchical structure constitutes hierarchy with non-traditional linking pages.
Wheel hierarchy
The wheel hierarchy could be likened to spokes connected to a main hub. Here the main hub would have links which is used to navigate to all the other pages within the site
