Glossaries Glossary - Natural to Normalisation

Contains two glossaries of commonly-used terms. Select each letter for that part of the glossary.

Systems Engineering Glossary

Contains a list of the terminology used in requirements management, systems engineering and V&V (validation and verification), including terms used in model-based systems engineering (MBSE). The definitions of some of these terms are often the subject of debate. These are our definitions. If you disagree with any of them, please contact us to discuss! This list is not exhaustive.

A B C D E F G H I N O P Q R S T U V W

N:
Non-functional Requirement
A description of a property or characteristic that a software system must exhibit or a constraint that it must respect, other than an observable system behaviour.
Normal Flow
The default sequence of steps in a use case, which leads to satisfying the use case’s post-conditions and letting the user achieve his goal. Also known as the normal course, main course, normal sequence, and main success scenario.