Quality Assurance (QA)
Definition
Ensure quality through planned processes.
Quality assurance includes planned measures intended to ensure that processes and results meet specified requirements.
Simply explained
Do not only inspect the finished piece but also reliably design the manufacturing process.
Why it matters in practice
Early inspections can reduce errors and later rework.
Example from business
A hypothetical web team defines requirements before implementation and checks them at each release.
Limits and pitfalls
- Individual passed tests do not prove the quality of all properties.
Origin & history
Quality assurance originates from quality management and has been transferred to software processes.
Use in mid-sized companies
- Define measurable requirements, responsible persons, and appropriate test times.
Frequently asked questions
Is quality assurance the same as testing?
Testing is one part of possible measures.
Sources
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