This book constitutes the revised selected papers of the 9th International Symposium on Formal
Aspects of Component Software FACS 2012 held in Mountain View CA USA in September 2012. The
16 full papers presented were carefully reviewed and selected from 40 submissions. They cover
topics such as formal models for software components and their interaction formal aspects of
services service oriented architectures business processes and cloud computing design and
verification methods for software components and services composition and deployment: models
calculi languages formal methods and modeling languages for components and services model
based and GUI based testing of components and services models for QoS and other
extra-functional properties (e.g. trust compliance security) of components and services
components for real-time safety-critical secure and or embedded systems industrial or
experience reports and case studies update and reconfiguration of component and service
architectures component systems evolution and maintenance autonomic components and
self-managed applications formal and rigorous approaches to software adaptation and
self-adaptive systems.