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A graphical representation of logical relationships between inputs (causes) and their associated outputs (effects).

The process of assigning a number or category to an entity to describe an attribute of that entity.

The total costs incurred on Quality activities and issues and often split into prevention costs, appraisal costs, internal Failure costs and external failure costs.

The criteria to define the coverage items required to reach a test objective.

The set of conditions for officially starting a defined task.

A standard that describes the characteristics of a design or a design description of data or program components.

The process of confirming that a component, system or person complies with specified requirements.

A source of a Defect such that if it is removed, the occurrence of the defect type is decreased or removed.

Any condition that deviates from expectation based on requirements specifications, design documents, user documents, standards, etc., or from someone’s perception or experience. Anomalies may be found during, but not limited to, reviewing, Testing, analysis, compilation, or use of software products or applicable documentation.

The degree to which a component or system has a design and/or internal structure that is difficult to understand, maintain and verify.