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in working software is an aggregation of seven architecturally sensitive attributes: debuggability, extensibility, portability, scalability, securability, testability and understandability.
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and user requirements. Note that synchronous communication between software architectural components, entangles them and they must share the same architectural characteristics.
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Security is a composite of confidentiality, integrity and availability. Security and dependability are often treated together.
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used to evaluate the performance of a system. These are sometimes named architecture characteristics, or "ilities" after the
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When dealing with safety-critical systems, the acronym reliability, availability, maintainability and safety (
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Together, reliability, availability, serviceability, usability and installability, are referred to as RASUI.
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For databases reliability, availability, scalability and recoverability (RASR), is an important concept.
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Dependability is an aggregate of availability, reliability, safety, integrity and maintainability.
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Functionality, usability, reliability, performance and supportability are together referred to as
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Atomicity, consistency, isolation (sometimes integrity), durability (
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Fundamentals of
Software Architecture: An Engineering Approach
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Gitzel, R.; Korthausa, A.; Schadera, M. (30 April 2007).
834:"Characterizing Architecturally Significant Requirements"
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Many of these quality attributes can also be applied to
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963:Bass, Len; Clements, Paul C.; Kazman, Rick (2012).
141:. Unsourced material may be challenged and removed.
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16:Non-functional requirements for system evaluation
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774:Integrity depends on security and survivability.
266:' responsibility to match these attributes with
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247:many of the words share. They are usually
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219:Learn how and when to remove this message
201:Learn how and when to remove this message
249:architecturally significant requirements
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745:in relation to software requirements.
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803:Software engineering—product quality
278:Notable quality attributes include:
251:that require architects' attention.
139:adding citations to reliable sources
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150:"List of system quality attributes"
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1172:List of system quality attributes
966:Software Architecture in Practice
918:SOA: Principles of Service Design
808:Cognitive dimensions of notations
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34:This article has multiple issues.
1244:Software engineering terminology
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942:Science of Computer Programming
126:needs additional citations for
42:or discuss these issues on the
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79:format but may read better as
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1188:Software quality management
1167:Non-functional requirements
955:10.1016/j.scico.2006.09.001
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260:non-functional requirements
241:non-functional requirements
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1198:Software quality assurance
790:Non-functional requirement
761:) is a transaction metric.
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317:(see Common subsets below)
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1193:Software quality control
832:Chen, Lianping (2013).
637:(a.k.a. supportability)
88:converting this article
1249:Software requirements
768:) is frequently used.
268:business requirements
256:software architecture
659:standards compliance
550:process capabilities
440:failure transparency
135:improve this article
1155:Standards and lists
853:10.1109/MS.2012.174
795:Information quality
630:self-sustainability
264:software architects
233:systems engineering
475:interchangeability
274:Quality attributes
237:quality attributes
90:, if appropriate.
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1076:Understandability
921:. Prentice Hall.
704:understandability
262:. Note that it's
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94:is available.
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1112:Adaptability
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847:(2): 38–45.
844:
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827:
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800:ISO/IEC 9126
727:data quality
724:
694:transparency
689:traceability
641:securability
625:seamlessness
485:learnability
430:evolvability
332:availability
322:auditability
299:adaptability
277:
253:
236:
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191:January 2017
188:
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133:Please help
128:verification
125:
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92:Editing help
74:
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36:Please help
33:
1117:Correctness
1107:Reliability
1071:Testability
1066:Scalability
1061:Readability
1056:Reusability
1051:Portability
1046:Flexibility
913:Erl, Thomas
679:testability
620:scalability
605:reusability
580:reliability
560:provability
535:portability
525:operability
455:flexibility
362:credibility
357:correctness
1238:Categories
1132:Robustness
1127:Efficiency
862:10344/3061
819:References
684:timeliness
649:simplicity
610:robustness
595:resilience
570:redundancy
515:modularity
425:efficiency
415:durability
161:newspapers
39:improve it
1181:Processes
1102:Usability
1022:Qualities
714:usability
654:stability
575:relevance
540:precision
470:integrity
45:talk page
1137:Security
1122:Accuracy
1095:External
1029:Internal
915:(2007).
887:. 2020.
871:17399565
784:See also
699:ubiquity
505:mobility
450:fidelity
327:autonomy
294:accuracy
1223:Commons
749:Agility
314:agility
231:Within
175:scholar
1142:Safety
973:
925:
891:
869:
615:safety
245:suffix
177:
170:
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75:is in
867:S2CID
837:(PDF)
743:FURPS
182:JSTOR
168:books
81:prose
1036:Size
971:ISBN
923:ISBN
889:ISBN
766:RAMS
759:ACID
154:news
77:list
950:doi
857:hdl
849:doi
254:In
137:by
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