SEG 3103 Lecture Notes - Lecture 1: Software Quality
9 May 2018
School
Department
Course
Professor
Quality cannot be defined
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Can be recognized if present
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Intangible properties
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Transcendental View
1.
Quality means it meets its purpose
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Depends on users' needs
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Measured with reliability and usability
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User View
2.
Quality is means it meets standards
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Depends on how well it was constructed
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Measured using defect counts and rework costs
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Manufacturing View
3.
Tied to inherent product characteristics
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Measures and controls internal behaviours to improve external behaviour
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Measures things like size, code/comment ratio, and code complexity
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Product View
4.
Depends on how much a customer will pay
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Trade-off of cost and quality
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Value-Based View
5.
Software Quality: the degree to which the software product satisfies stated and implied needs when
used under specific conditions
Conformance to requirements
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Lack of defects
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High reliability
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User satisfaction
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Ultimate Goal
Software Quality Model
ISO/IEC 25010
Lecture 1
May 3, 2018
8:34 AM
Lecture Notes Page 1
