Software Quality Assurance

Validation

Refers to checking that a software artefact meets customer needs and reqirements.

Verification

Refers to checking that the implementation is correct.

Inspection - Definition

A formal review by a group of independent experts that apply to both source code and non-executable artefacts.

Inspection Roles

• Author - Prepares materials/awnsers questions

• Reviewer - Must be independent/can be from the same company

• Moderator - Organises/Independent of the project

Validation Testing

Demonstrate that software meets its requirements.

Defect Testing

Find inputs/input sequences where the behavior of the software is incorrect.

Mutant Testing

• Form of WhiteBox testing

• Testers change specific components of an application’s source code to ensure a software can detect the changes.

Mutation Score =

Number of killed mutants / Number of overall mutants * 100

Coverage =

Number of coverage items exercised / total number of coverage items * 100