Software Engineering

Software aechitecture definition
Software implementation
Preliminary architecture
definition
PDR
(Preliminary design review)
Verification Confirmations at PDR:
Requirements baseline continues to reflect
Functional architecture has been formulated
to satisfy the requirements baseline.
stakeholder needs (incorporating approved
change proposals).
CDR
(Critical design review)
Verification confirmations at CDR:
Verification confirmations at TRR:
Requirements baseline continues to reflect
stakeholder needs (incorporating approved
change proposals).
Functional architecture, as formulated,
continues to satisfy the requirements
baseline.
Physical architecture, as configured,
continues to satisfy the functional
architecture specifications.
Software implementation accurately
realized the physical architecture.
Structural configuration continues to satisfy
the requirements baselin.
Integrated software configuration will
perform adequately under normal and
excessive operational conditions.
Integrated software configuration can
detect, isolate and attempt to recover form
failures associated with external systems
(including elements of the computing
environment).