Suggest how you might represent the following viewpoints using in turn: text on its own; a diagram; a mathematical form: (a) the hierarchy of pages in a website; (b) the program units (procedures)...

Suggest how you might represent the following viewpoints using in turn: text on its own; a diagram; a mathematical form: (a) the hierarchy of pages in a website; (b) the program units (procedures) that make use of a particular data type in a program.