Scrum PSPO-I 問題練習

Question No : 1
When two Scrum Teams are working on the same product you should normalize their estimations to be able to compare their performance.

• A.False
• B.True

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正解:
Explanation:
It is never reliable to compare the velocity of two teams.

Question No : 2
Sprint Planning is time-boxed to a maximum of eight hours for a one-month Sprint.

• A.True
• B.False

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正解:
Explanation:
For shorter Sprints, the event is usually shorter.

Question No : 3
How much time is needed between a Sprint Retrospective and the next Sprint Planning to prepare the Product Backlog?

• A.As much as defined by the Scrum Master.
• B.As much as it is needed.
• C.None.

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正解:
Explanation:
Each Sprint starts immediately after the previous one.

Question No : 4
Who is required to attend the Daily Scrum?

• A.The Product Owner
• B.The Project Lead
• C.The Developers
• D.The Scrum Master

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正解:
Explanation:
Everybody can "attend" but is not allowed to speak. Only the Developers are mandatory.

Question No : 5
Which of the following answers can be reasons for the Scrum Master to attend the Daily Scrum?

• A.To be able to track the Sprint progress.
• B.It is not necessary for the Scrum Master to attend the meeting.
• C.To support the Product Owner.
• D.The developers have asked the Scrum Master to facilitate the Daily Scrum.

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正解:
Explanation:
The Scrum Master does not have to attend the Daily Scrum unless he is asked to do so e.g. to facilitate the meeting.

Question No : 6
Which questions does the Sprint Planning answer?

• A.What can be delivered in the Increment resulting from the upcoming Sprint?
• B.Who will do which Sprint Backlog item?
• C.How will the work needed to deliver the Increment be achieved?

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正解:
Explanation:
The Development Team is self-organized. That means that they will decide on their own who will do which tasks during the Sprint.

Question No : 7
When n Scrum teams are working on a product, there are n Sprint Backlogs but only 1 Product Backlog.

• A.False
• B.True

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正解:
Explanation:
1 product but n teams working on it = 1 Product Backlog and n Sprint Backlogs.

Question No : 8
The Definition of Done shouldn't be changed in the middle of the Sprint.

• A.False
• B.True

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正解:

Question No : 9
Which Scrum accountability (role = outdated term) is owning the Sprint Backlog?

• A.The Product Owner
• B.The Scrum Master
• C.The Development Team

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正解:
Explanation:
To "own" something means, that you are accountable for it.

Question No : 10
Following Scrum, there can be a maximum of one release per Sprint.

• A.False
• B.True

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正解:
Explanation:
If needed, you can have more than one release per Sprint.

Question No : 11
Please select the answer representing a responsibility of a Product Owner.

• A.Ordering the items in the Product Backlog to best achieve goals and missions.
• B.Defining the Definition of Done.
• C.Defining the Definition of Ready.

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正解:
Explanation:
There is no Definition of Ready in Scrum.

Question No : 12
Which statement is correct about the Sprint Backlog?

• A.It doesn't need to have detail.
• B.It has just enough detail.
• C.It has all the details.

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正解:
Explanation:
The Sprint Backlog is composed of the Sprint Goal (why), the set of Product Backlog items selected for the Sprint (what), as well as an actionable plan for delivering the Increment (how).

Question No : 13
The Developers have an internal conflict with one of the team members .
What should the Product Owner do?

• A.Remove the Developer from the team?
• B.Ask the Scrum Master to remove the Developer from the Team?
• C.Let the team handle the conflict internally - they are self-organizing!

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正解:
Explanation:
It is not the responsibility of the Product Owner to resolve team conflicts - the team is self-organizing.

Question No : 14
What does a Product Owner do in the Scrum Event Sprint Retrospective?

• A.Answering the questions of the Developers and Scrum Master.
• B.The Product Owner does not have the permission to attend the meeting.
• C.Participate as a Scrum Team member.

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正解:
Explanation:
All three roles of the Scrum Team participate in the Sprint Retrospective.

Question No : 15
When n Scrum teams are working on a product, there should always be only 1 Product Owner but 1-n Scrum Masters.

• A.False
• B.True

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正解:
Explanation:
When there are n teams in a project, there are:
- 1 Product Backlog
- n Sprint Backlogs each Sprint
- 1 Product Owner
- n Scrum Master roles