Debian system administration
5.0(3)Suse system administration
5.0(3)Ubuntu system administration
5.0(3)CentOS system administration
5.0(3)Database fundamentals
5.0(3)Red Hat system administration
5.0(3)Objective-C programming
5.0(3)Management of Risk (M_o_R) Foundation: In-House Training
The Agile Project Manager: In-House Training