CMMI-Capability Maturity Model Integration-level 3-5

Do you know the quality of a product is largely determined by the quality of the process that is used to develop and maintain it.”
What is CMMI
CMMI (Capability Maturity Model Integration) is a structured view of process improvement across an organization for the development of products and services. It consists of best practices that address improvement goals and priorities, provide guidance for quality processes, provide a yardstick for appraising current practices
What are the CMMI Process areas
Process Management, Project Management, Engineering and support