PERA stands for Purdue Enterprise Reference Architecture.
The PERA acronym is synonimous with the term " PERA Life Cycle Model" or "PERA Framework" (this is sometimes called the "PERA Wind-chime").
Later, the term PERA came to be used as an adjective to define a number of conecpts and tools that built on the original PERA Life Cycle Model.
As time went on, use of the term PERA grew to include a set of tools and concepts which are presented together on this website. These include: