CST Product Backlog Refinement 2

Question 1

The Scrum Guide recommends that Product Backlog refinement consume no more than what percentage of the Developers' capacity?

Accepted Answer

10%

Answer

The Scrum Guide states refinement usually consumes no more than 10% of the Developers' capacity.

Question 2

Which of the following is NOT an activity that occurs during Product Backlog refinement?

Accepted Answer

Accepting completed Sprint items

Answer

Sprint acceptance is part of the Sprint Review, not Product Backlog refinement.

Question 3

A Product Owner wants to split a large user story during refinement. Which INVEST criterion most directly guides whether the split was done well?

Accepted Answer

Valuable

Answer

Each split story must still deliver independent value to users or the business, satisfying the 'V' in INVEST.

Question 4

During a refinement session, the team realizes a backlog item depends on an external API that may not be ready. What is the most appropriate response?

Accepted Answer

Flag the dependency, note it on the item, and address it with the Product Owner during ordering

Answer

Dependencies should be surfaced, documented on the item, and factored into backlog ordering so the team can plan around them.

Question 5

A 'spike' added to the Product Backlog during refinement is best described as:

Accepted Answer

A time-boxed research or investigation task to reduce uncertainty

Answer

A spike is a time-boxed activity used to gain the knowledge needed to estimate or implement a story.

(CST) Certified Scrum Trainer Practice Test

(CST) Certified Scrum Trainer Practice Test

CST Product Backlog Refinement 2