Google page rank : -
" Most of users give good replies- Thank you " !

Specified by google search engine based on Backlinks, Traffic and other factors which is given a reputation value of a website.
- Google page rank scaled logarithmic which makes sense for a website to give a reputation on google.
- Always important for each website.

Google page rank can be of any like- Home page, Inner page, Squeeze page or any but depends on google algorithmic factors.

hope so you like it.

Thank you !