# Copyright Oughtibridge Ltd digraph "usability" { fontname="Cambria" # label="usability" layout="fdp" size="8.8 12" # Keep within 8.8" wide, 12" deep sep=0.3 outputmode=edgefirst remincross=true splines=curved overlap=false node [shape=box style=rounded] # Defines the common node specification # Diagram specific parameters - override any above # Start of the main graph # List of concepts #usability 64 [label="usability" fontname="Cambria" URL="https://81001.org/concept/usability" tooltip="characteristic of the user interface that facilitates use and thereby establishes effectiveness, efficiency and user satisfaction in the intended use environment" color="#a74d00"] #effectiveness 12 [label="effectiveness" fontname="Cambria" URL="https://81001.org/concept/effectiveness" tooltip="ability to produce the intended result" color="#a74d00"] #safety 55 [label="safety" fontname="Cambria" URL="https://81001.org/concept/safety" tooltip="freedom from unacceptable risk" color="#a74d00"] #safety 55 [label="safety" fontname="Cambria" URL="https://81001.org/concept/safety" tooltip="freedom from unacceptable risk" color="#a74d00"] #security 56 [label="security" fontname="Cambria" URL="https://81001.org/concept/security" tooltip="state where information and systems are protected from unauthorized activities, such as access, use, disclosure, disruption, modification, or destruction to a degree that the related risks to confidentiality, integrity, and availability are maintained at an acceptable level throughout the lifecycle" color="#a74d00"] #quality 41 [label="quality" fontname="Cambria" URL="https://81001.org/concept/quality" tooltip="degree to which all the properties and characteristics of a product, process, or service satisfy the requirements which ensue from the purpose for which that product, process, or service is to be used" color="#a74d00"] #List of generalisations and specialisations # List of associations #0..* usability establishes 0..* effectiveness 64 -> 12 [constraint=false, dir="forward" label="establishes" fontname="Cambria"] #0..* usability may decrease 0..* safety 64 -> 55 [constraint=false, dir="forward" label="may decrease" fontname="Cambria"] #0..* usability may increase 0..* safety 64 -> 55 [constraint=false, dir="forward" label="may increase" fontname="Cambria"] #0..* usability contributes to 0..* security 64 -> 56 [constraint=false, dir="forward" label="contributes to" fontname="Cambria"] #0..* usability is a part of 0..* quality 64 -> 41 [constraint=false, dir="forward" label="is a part of" fontname="Cambria"] }

Some PS