autonomy availability compatibility composability seamlessness configurability correctness credibility customizability simplicity debugability self-sustainability robustness dependability sustainability deployability determinability discoverability distributability usability durability effectiveness efficiency extensibility repeatability fault tolerance fidelity flexibility inspectability reusability reproducibility integrity interoperability learnability securability maintainability manageability mobility modifiability stability modularity operability evolvability performances tailorability portability wow-effect predictability resilience transparency producibility safety recoverability relevance testability