[Component] Integration Services component DLLs for the Data Transformation Run-time engine, the Data Transformation Pipeline engine, and the dtexec command prompt utility [Default path1, 2] :\Program Files\Microsoft SQL Server\100\DTS\Binn [Configurable3 or Fixed Path] 
Fixed path
C o n f i g u r a b l e
F i x e d p a t h
C o n f i g u r a b l e 4