Hello Friends,
What is Google penguin 4.0 Update?
After the recent penguin update in Google algorithm it is the original content plays an important role in ranking a website in search engines.
Penguin is a part of their core ranking algorithm
Penguin is now real-time, rather than something which periodically refreshes
Penguin has shifted from being a sitewide negative ranking factor to a more granular factor
Penguin 4.0 is the real time update for Google. With this change, Penguin's data is refreshed in real time, so changes will be visible much faster, typically taking effect shortly after we recrawl and reindex a page. It also means we're not going to comment on future refreshes.
This is one of the algorithm developed by google. Its very important role for rank a website in SE.