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NEW QUESTION 13
How much time does Product backlog refinement take?
- A. 10% of the senior developers
- B. As much as needed without endangering the Sprint goal
- C. 25% of the sprint capacity
Answer: B
Explanation:
The refinement is very important and can take quite some time for that reason, however, it should not endanger the sprint goal.
NEW QUESTION 14
Your team is one of seven teams working on a product. All teams use the same version control system. Which is the best approach to deliver high-quality increments?
- A. There is one automated build for all teams
- B. Each team should have its own automated build
- C. Developers should perform a combination of local and private builds
- D. Each team's automated build is integrated toward the end of the sprint
Answer: A
Explanation:
This way there are no surprises near the end of the sprint or during delivery and the increment will be most stable as possible.
NEW QUESTION 15
The increment must be released at the end of the sprint
- A. False
- B. True
Answer: A
Explanation:
It should be a working increment, but it's not mandatory to release it.
NEW QUESTION 16
You are asked to refactor part of the codebase for an application. When you are done, all unit tests pass with 50% code coverage. What can you infer from this?
- A. At least 50% of the application is working correctly
- B. There are no bugs in the application
- C. You did not break any of the unit tests that already existed
- D. Less than 50% of the application is working correctly
Answer: C
Explanation:
You can't really say anything because you don't know what the unit tests are testing and whether they are correctly representing whether the application is working correctly. However, if all the tests passes you didn't break any already existing tests. Also, if none tests existed yet, you did not break them.
NEW QUESTION 17
Which output from sprint planning provides the developers with a target and overarching direction for the sprint?
- A. Sprint review minutes
- B. The sprint backlog
- C. The Sprint goal
- D. The product goal
Answer: C
Explanation:
Review the scrum guide section sprint planning if this is still an uncertainty for you.
NEW QUESTION 18
When is it most appropriate for developers to change the Definition of Done
- A. In the retrospective when it turns out they can improve quality
- B. Prior to starting a new project
- C. During the sprint planning when they can't fit enough into the sprint
- D. Prior to starting a new sprint
Answer: A
Explanation:
The definition of done can be changed when more is learnt. This always needs to be done aiming at a high quality usable increment. The best time to reflect on this is the retrospective.
NEW QUESTION 19
Which three describe TDD?
- A. An incremental and emergent approach to software design
- B. Having testers involved in the development process
- C. A predictable way to develop working well-organized code
- D. Creating a manual test script before writing code
- E. A software development technique based on automated tests
Answer: A,C,E
Explanation:
TDD stands for test driven development. It makes developers think before starting to code. This leads to better organized code. It requires the developer to write the code for the test first, this means that it's based on automated tests. There are no testers in scrum, they are called developers as well.
NEW QUESTION 20
Which are three attributes of a bad bug report?
- A. Assigning blame
- B. One bug per report
- C. Simple and repeatable reproduction steps
- D. Vague statements or untested assumptions
- E. Generic titles
Answer: A,D,E
Explanation:
you don't want to blame anyone, have vague titles of make vague statements. It needs to be clear and constructive, and focussed on one specific problem. It should als not contain feature requests.
NEW QUESTION 21
If multiple teams are working on the same product, each team should have its own product owner
- A. False
- B. True
Answer: A
Explanation:
One product owner per product backlog, one product backlog per product
NEW QUESTION 22
The three pillars of empirical process control are:
- A. respect
- B. commitment
- C. inspection
- D. planning
- E. adaptation
- F. transparency
Answer: C,E,F
Explanation:
If you are not sure, please review the Scrum theory section in the scrum guide
NEW QUESTION 23
Which are obligatory scrum events?
- A. sprint planning
- B. sprint goal meeting
- C. daily scrum
- D. backlog refinement
- E. sprint retrospective
- F. sprint review
Answer: A,C,E,F
Explanation:
If you are not sure, please review the Scrum events section in the scrum guide
NEW QUESTION 24
What is the step to take in TDD after the tests have failed?
- A. Run it again to verify it fails.
- B. Change the test in a way that is passes
- C. Meet with the team to see why it fails
- D. Write the code to satisfy the test
Answer: D
Explanation:
In TDD you start with writing the test before the code. This test cannot pass. If it does, the test is wrong. When the tests are written, the production code to satisfy the test will be written. Once all the tests succeeds, the product code is done.
NEW QUESTION 25
Which two criteria are useful in deciding if something should be documented every sprint?
- A. The documentation is used to enhance and maintain the software
- B. The scrum master demands it
- C. It has always been documented in the past
- D. The software tool being used requires it
- E. It is required by the definition of done
Answer: A,E
Explanation:
if the documentation is adding to the quality and maintenance of the software this is definitely a good argument for documenting every sprint. Just because that's the way it's done and we don't want change is not a good reason. Tooling that requires is also isn't. And the scrum master cannot demand this kind of things. If the company's definition of done says so, you must :)
NEW QUESTION 26
The goal of the daily scrum is inspecting the progress toward the sprint goal and producing an actionable plan for the next day of work
- A. True
- B. False
Answer: A
Explanation:
If you are not sure, review the daily scrum section in the scrum guide.
NEW QUESTION 27
What are the scrum values?
- A. commitment, focus, openness, respect and courage
- B. commitment, empiricism, focus, respect
- C. transparency, inspection, adaptations
- D. commitment, focus, respect, transparency and courage
Answer: A
NEW QUESTION 28
What do scrum artifacts represent?
- A. Flow and feedback
- B. Work that needs to be done
- C. Work or value
- D. Visual representation of the progress
Answer: C
Explanation:
The scrum artifacts are: product backlog, sprint backlog and the increment. They represent work or value.
NEW QUESTION 29
What is a unit test?
- A. A test that ensures a specific method integrates properly with the code calling it
- B. A way to ensure product code satisfies the user requirements
- C. A test that isolates and verifies individual units of functionality
- D. A technique for ensuring that units of co-dependent systems integrate correctly
Answer: C
Explanation:
A unit test is a test that isolates and verifies the functionality of one unit.
NEW QUESTION 30
What is a mock object?
- A. A test object that mimics the behavior of a dependency in the system under test
- B. A mock is a way to initialize the database for testing
- C. Mocks, stubs, dummies, fakes and shims are all the same
- D. A mock helps you create a build script
Answer: A
NEW QUESTION 31
What would not be considered refactoring?
- A. Extracting methods
- B. Renaming things to be more logical
- C. Changing external interfaces or APIs
- D. Extracting interfaces
- E. Reordering method parameters to improve readability
Answer: C
Explanation:
Refactoring is only about the own code, so not about changing an external interface or api.
NEW QUESTION 32
Who is responsible for the sizing / estimate of the product backlog?
- A. The product owner
- B. Developers
- C. Scrum team
- D. The scrum master lets them know whether they need to be preset
Answer: B
Explanation:
The scrum guide says: "The Developers who will be doing the work are responsible for the sizing. The Product Owner may influence the Developers by helping them understand and select trade-offs."
NEW QUESTION 33
How much time will there be after a sprint before the next one starts?
- A. Enough to deploy the increment and update the product backlog based on the outcome of the sprint review
- B. Enough to clean up lingering definition of done points
- C. None, a new sprint starts immediately after the end of the previous one
- D. At most a week for a one-month sprint
Answer: C
Explanation:
The scrum guide says: "A new Sprint starts immediately after the conclusion of the previous Sprint."
NEW QUESTION 34
If multiple teams are working on the same product, they should each have their own product backlog
- A. False
- B. True
Answer: A
Explanation:
One product backlog per product
NEW QUESTION 35
The right time to refactor code using TDD is
- A. When preparing legacy code for unit tests
- B. After the tests fails
- C. After the tests passes
- D. When I can see the debt building in the code
Answer: C
Explanation:
You should refactor as soon as possible, but before the tests passes it cannot be refactored, because then it is not esatablished just yet. So it would still be part of the first version if changes would be made then.
NEW QUESTION 36
Improvements that are outcome of the sprint retrospective can be added to the sprint backlog for the next sprint.
- A. True
- B. False
Answer: A
Explanation:
The scrum guide says: "The most impactful improvements are addressed as soon as possible. They may even be added to the Sprint Backlog for the next Sprint."
NEW QUESTION 37
What topics can be addressed during the sprint review? Choose the best answer.
- A. The scrum process
- B. The increment
- C. Coding and engineering practices
- D. All of these
Answer: D
Explanation:
These are all potentional topics for the sprint review. If you are not sure, please read the sprint review section in the scrum guide again.
NEW QUESTION 38
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