What are the principle differences between version 1.1 and version 1.2 of the CMMI model?
The SEIs primary goal for version 1.2 was to simplify the architecture of the CMMI model. The biggest change is that the IPPD (Integrated Product & Process Development) and SS (Supplier Sourcing) Process Areas have been removed from the model: OEI (Organizational Environment for Integration) IT (Integrated Teaming) ISM (Integrated Supplier Management) However, the practices for these Process Areas have not disappeared, revisions been made to other Process Areas as a result: 2 additional practices in the goal SG2 of SAM, from ISM A new goal in OPD-IPPD based on the OEI practices A new goal in IPM-IPPD based on the practices from the SG3 and SG4 goals in IPM (version 1.1) The IPPD option no longer includes dedicated PAs, but on additional goals in OPD and IPM. Two models comprise the CMMI for Development constellation: the CMMI for Development and CMMI for Development +IPPD models. This first CMMI constellation, called DEV, is dedicated to product development and maintenance. It will the
