Updating modules in SolidWorks 2011 Service Pack 5.0:
COSMOSM - Update COSMOSM (full installation)
eDrawings - Update eDrawings (full installation)
PDM Works server - Update SW PDMWorks (full installation)
SolidWorks - kernel upgrade SW (kernel update also includes updates of all SW add-in, including SW Motion, SW Simulation and SW PhotoView 360)
SolidWorks Localizations Update - older with updates localizations under the supported languages (REQUIRED for installation if you are using a localized SW2011)
SolidWorks API SDK - Update SW API SDK (full installation)
SolidWorks Document Manager - Update SW Document Manager (full installation)
SolidWorks Explorer - Update SW Explorer
SolidWorks Flow Simulstion - Update SW Flow Simulation
SolidWorks Help - Update SW Help (13 languages)