The C4ISR Architecture Framework and its Impact on the System Engineering Process

» Operational Architecture
» Descriptions of the tasks, operational elements, and information flows
required to accomplish or support a warfighting function.
» Systems Architecture
» Descriptions, including graphics, of systems and interconnections
providing for or supporting warfighting functions.
» Technical Architecture
» A minimal set of rules governing the arrangement, interaction, and
interdependence of the parts or elements whose purpose is to ensure
that a conformant system satisfies a specified set of requirements.