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NEW QUESTION 49
Why are automated builds important?
- A. Without them you can't tell if your code works
- B. They are part of the Definition of Done
- C. They help you find defects and configuration management issues
- D. You are unable to check in code without them
Answer: C
Explanation:
Automated builds will be made every time the code base gets changed. If a change to the code base breaks the build, the developers get informed immediately and can fix the build again without drifting off to far.
NEW QUESTION 50
The purpose of a sprint is to produce a done increment of product
- A. False
- B. True
Answer: B
Explanation:
The sprint is the heartbeat of scrum, during the sprint the increment is created. The increment must be usable and all the work that's part of the increment should adhere to the definition of done.
NEW QUESTION 51
How is the management external to the Scrum team involved in the daily scrum?
- A. The scrum master lets them know whether they need to be preset
- B. The scrum master speaks on their behalf
- C. The developers self-manage and they are the only management required at the daily scrum
- D. The product owner speaks on their behalf
Answer: C
Explanation:
Only the developers need to be present at the daily scrum, since they are self managing, that's all the management necessary.
NEW QUESTION 52
When is it most appropriate for developers to change the Definition of Done
- A. During the sprint planning when they can't fit enough into the sprint
- B. Prior to starting a new sprint
- C. Prior to starting a new project
- D. In the retrospective when it turns out they can improve quality
Answer: D
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 53
The practice of decomposing a requirement into failing tests is called:
- A. Behavior driven development
- B. Scrum testing
- C. Regression testing
- D. Acceptance test driven development
Answer: D
Explanation:
In ATDD you start with writing tests to represent the requirement. Since you start with this, there is no production code to satisfy the test which is why the tests will fail.
NEW QUESTION 54
What does code coverage show?
- A. Code being exercised by tests
- B. The quality of unit tests being written
- C. The absence of defects in code
- D. The ratio of the number of tests to lines of code in the system being tested
- E. When a feature is done
Answer: A
Explanation:
The ratio answer is wrong, because it doesn't say anything about the number of tests to lines of code, but it does say the percentage of lines of code that is being tested. Hence, the correct answer is code being exercised by tests.
NEW QUESTION 55
Who is responsible for a sprint backlog item that contains several database tasks?
- A. Scrum master
- B. Product owner
- C. The developers
- D. The company's database specialist
Answer: C
Explanation:
Developers are responsible for conducting the work on the sprint backlog
NEW QUESTION 56
Which are topics of the sprint planning? Choose all that apply.
- A. How to improve the scrum process in this sprint?
- B. When is this sprint going to be done?
- C. What can be done in this sprint?
- D. Why is this sprint valuable?
- E. How will the selected work get done?
- F. Who is going to do what?
Answer: C,D,E
Explanation:
These are the three topics mentioned in the scrum guide. Who is going to do what is not determined upfront, when the sprint will end is fixed and doesn't need to be discussed, what can be done to improve the process is for the sprint retrospective meeting.
NEW QUESTION 57
When should the developers create their first automated build?
- A. When the product owner asks for a build
- B. Just before the end of the sprint
- C. Just before the first check-in
- D. As soon as there is code in the version control system
- E. Just before the product is released
Answer: D
Explanation:
Automated builds should be changed everytime the codebase gets changed. This happens the first time when the first bit of code gets added to the version control system.
NEW QUESTION 58
What are two differences between unit tests and integration tests?
- A. An integration test runs overnight
- B. An integration test may be composed of unit tests
- C. A unit test is automated
- D. A unit tests isolates a specific system behavior
- E. A unit tests only runs on the developer's computer
Answer: B,D
Explanation:
Unit tests are testing the smallest units of code possible and integration tests are testing the components of the system together. Unit tests aims at isolated pieces of behavior and integration tests could be composed of unit tests to test components.
NEW QUESTION 59
Why might a scrum team choose to do pair programming?
- A. Information sharing and learning
- B. Efficiency
- C. Improving code quality
- D. All of these
- E. It is a nice way to work
Answer: D
Explanation:
Pair programming means that two developers are coding together and performing live peer review. This will enhance the effectivity as it leads to increased code quality. Regardless of your opinion, when answering Question:s about pair programming, know that it's considered a really good practice for PSD. And in case you are wondering, the instructor of the course is also a big fan.
NEW QUESTION 60
The role of the scrum master during the daily scrum is:
- A. Make sure all three questions of the daily scrum are answered
- B. Manage the meeting
- C. Ensure that the meeting takes place and that its timebox won't be exceeded
- D. All of these
- E. Lead the discussion
Answer: A
Explanation:
The scrum master doesn't need to be present during the daily scrum. Neither does the daily scrum need to consist of three questions, which is a commonly chosen format though.
NEW QUESTION 61
What is the commitment for the sprint backlog?
- A. Sprint goal
- B. Product goal
- C. Sprint planning outcome
- D. Definition of done
Answer: A
Explanation:
If you are not sure, please review the section scrum artifacts in the scrum guide.
NEW QUESTION 62
Which statement best describes a product owner's responsibility?
- A. Optimizing the value of the developers' work
- B. Keeping stakeholders at bay
- C. Directing the developers
- D. Managing the project and ensuring the work gets done in line with the requirements
Answer: A
Explanation:
Product owner is value optimizer. Of the product, which emerges by the work of the developers.
NEW QUESTION 63
What is pair programming?
- A. Two programmers writing code separately, but always review each other's pull requests
- B. Developer and tester work together to write and test code
- C. Two developers writing code together, providing constant peer review
- D. Managers doing performance reviews by comparing one programmer's code to another's
Answer: D
Explanation:
Pair programming means that two developers are coding together and performing live peer review. This will enhance the affectivity as it leads to increased code quality.
NEW QUESTION 64
Database design must be complete before coding starts to ensure a solid foundation
- A. False
- B. True
Answer: A
Explanation:
The design grows as more is learnt.
NEW QUESTION 65
How much time does Product backlog refinement take?
- A. 10% of the senior developers
- B. 25% of the sprint capacity
- C. As much as needed without endangering the Sprint goal
Answer: C
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 66
Which output from sprint planning provides the developers with a target and overarching direction for the sprint?
- A. The product goal
- B. The sprint backlog
- C. Sprint review minutes
- D. The Sprint goal
Answer: D
Explanation:
Review the scrum guide section sprint planning if this is still an uncertainty for you.
NEW QUESTION 67
Which metric is least useful when measuring code maintainability?
- A. Depth of inheritance
- B. Function points
- C. Cyclometic complexity
Answer: B
Explanation:
The other two are good metrics. Function points are the points representing the amount of business functionality.
NEW QUESTION 68
At the 10th sprint review, the stakeholders are disappointed and angry. They have determined that the product or system being built both will not meet their needs and will cost more than they are willing to spend. What factors may have led to this? (choose three)
- A. The scrum master has not ensured that the project is transparent
- B. The product owner has not been keeping the stakeholders aware of the progress of the project
- C. The project management office has not been engaged adequately
- D. The stakeholders were not allowed to enter the development area
- E. Changes to the project plan were not adequately documented and shared
- F. The stakeholders haven't been using sprint reviews to inspect and evaluate progress
Answer: A,B,F
Explanation:
there is no project plan, the presence of stakeholders in the development area is probably not helping and there is no project management. Transparancy would avoid the surprise for the stakeholders. If the PO didn't frequently update them, this can also lead to surprise and disappointent. If the stakeholders couldn't attend the sprint review they would also not be up to date and missing out on an opportunity to inspect and adapt.
NEW QUESTION 69
Which are three attributes of a bad bug report?
- A. One bug per report
- B. Simple and repeatable reproduction steps
- C. Generic titles
- D. Vague statements or untested assumptions
- E. Assigning blame
Answer: C,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 70
The three pillars of empirical process control are:
- A. adaptation
- B. planning
- C. transparency
- D. inspection
- E. respect
- F. commitment
Answer: A,C,D
Explanation:
If you are not sure, please review the Scrum theory section in the scrum guide
NEW QUESTION 71
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