Systems Engineering Glossary
The lowest level of separately identifiable items that cannot be disassembled without destruction or impairment.
An independent evaluation of project deliverables by those with appropriate skills who are not responsible for the effort.
The measure of effectiveness for each alternative.
A description of how well a product or system satisfies a need without regard to how it is accomplished.
|Physical Configuration Audit (PCA)||
A physical examination of a project’s artifacts to verify that the “as built” Configuration Items conform to the “build to “ documentation that defines them.
A workflow diagram that depicts activity sequences with all predecessor and successor activities.
|Preliminary Design Review (PDR)|
Actions that must complete prior to starting an event or progressing to the next phase or activity.
Actions performed on a regular basis to lesson the likelihood of a system component failure.
Any anomaly determined not to be a failure, but significant enough to warrant recording.
A series of steps or actions to transform inputs into outputs.
Approved documentation and configuration describing the functional and physical characteristics of a Configuration Item as delivered.
|Product Breakdown Structure (PBS)|
A defined and planned effort to achieve a common objective across a number of projects.
An activity with a defined beginning and end that consumes resources and produces a product or service.
|Proof of Concept||
A demonstration that an idea or technology is feasible for use in developing a solution.