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Strategy Bridge

Systems Engineering Glossary

Term Definition
Unit

A functional item that can be considered and managed as a separate entity.  It is usually a Configuration Item (CI).

Use Case

Methodology to describe a sequence of actions that provide something of measurable value to an actor (i.e., a role within the system).

User

An individual or group that uses the system, uses the results of the system, or who benefits from the system.

User Requirements

The user needs expressed in their operational or functional terminology.