From MediaWiki Beginners Wiki
This page will be the place for answers to common MediaWiki FAQs (frequently asked questions), but it is not a replacement for MediaWiki.org, which is a far more indepth resource with far better information.
Regardless, if anyone has questions about MediaWiki or would like to contribute answers, this is the place to submit them or other MediaWiki FAQS.
Halp! I don't even have it installed yet!
Then read this: