A very nice collection of Microsoft System Center Self-Study guides by Scott Rachui. If you are looking at deployment, learning more or the exams check out the following blog posts.

http://blogs.technet.com/b/musings_of_a_technical_tam/archive/2012/06/06/system-center-2012-self-study-guide.aspx
http://blogs.technet.com/b/musings_of_a_technical_tam/archive/2012/06/07/system-center-2012-self-study-guide-part-2.aspx
http://blogs.technet.com/b/musings_of_a_technical_tam/archive/2012/06/08/system-center-2012-self-study-guide-part-3-system-center-configuration-manager.aspx

If you need more help with System Center, don’t forget to check out the following blogs and use the forums;

Useful Blogs

• The Configuration Manager Support Team Blog
• System Center Configuration Manager Team Blog
• Configuration Manager in Microsoft IT
• Steve Rachui’s Manageability Blog – ConfigMgr/OpsMgr
• System Center WebLog by Russ Slaten

Forums

• System Center 2012 Configuration Manager