Plz advice me how to do this

Hai Friends iam having one question regarding one site
that is http://www.careerfeed.net this is article directory design for Adsense Income in this site articles are automatically updated
plz tell me the solution how create this type of site
and this site also generate automatic sitemap generator how it is possibel?
plz help me iam newbie in this fiels
i want to create it
plz plz
thanks in Advance

Wordpress with the right plugins should be able to do this for you, go to codex, there's plenty of plugins there, regarding article sources look here in the forum, there are a lot of discussions about this