System Development Demonstration Phase B System System Integration Demonstration Critical Design Review System Integration System Demonstration Enter: PM has technical solution but Enter Prototypes demonstrated in has not integrated subsystems into intended environment complete system Activities: Complete Activities: System Integration of development. DT/OT/LFT&E demonstrated subsystems and Exit: System demonstration in components. Reduction of integration intended environment using isk engineering development Exit: Demonstration of prototypes in models, meets validated relevant environment requirementsSystem Development & Demonstration Phase System Development & Demonstration Phase B System Demonstration System Integration Critical Design Review System Integration System Demonstration Enter: PM has technical solution but Enter: Prototypes demonstrated in has not integrated subsystems into intended environment complete system z Activities: Complete z Activities: System Integration of development. DT/OT/LFT&E demonstrated subsystems and Exit: System demonstration in components. Reduction of integration intended environment using risk engineering development Exit: Demonstration of prototypes in models; meets validated relevant environment re quirements