Product Management Product Quality Management 4

Question 1

Which quality methodology originated at Motorola and aims to reduce process defects to 3.4 per million opportunities?

Accepted Answer

Six Sigma

Answer

Six Sigma was developed at Motorola and uses statistical methods to reduce process variation, targeting fewer than 3.4 defects per million opportunities.

Question 2

A product manager finds that users rate the product 4/5 for ease of use but 2/5 for reliability. What should be prioritized?

Accepted Answer

Investing in reliability improvements

Answer

Reliability is a critical quality dimension; a low reliability score directly undermines user trust and product adoption regardless of other scores.

Question 3

What is the primary goal of regression testing in a continuous delivery pipeline?

Accepted Answer

Ensure previously working functionality isn't broken by new changes

Answer

Regression testing verifies that new code changes haven't inadvertently broken existing functionality that previously worked.

Question 4

Which approach to quality management emphasizes continuous small improvements involving all employees?

Accepted Answer

Kaizen

Answer

Kaizen is a Japanese philosophy meaning 'continuous improvement,' involving all team members in making small, incremental process improvements.

Question 5

A PM is setting quality acceptance criteria for a new feature. What does 'Definition of Done' (DoD) represent?

Accepted Answer

A checklist of conditions a feature must meet to be considered complete and release-ready

Answer

Definition of Done is a shared team agreement listing all quality and completion criteria that must be satisfied before work is considered finished.

Product Management Practice Test

Product Management Practice Test

Product Management Product Quality Management 4