Best Preparations of PSD Exam 2021 Scrum Certification Unlimited 122 Questions
Focus on PSD All-in-One Exam Guide For Quick Preparation.
NEW QUESTION 55
How do you know that the developers are cross-functional?
- A. They never argue
- B. Every member can do every task
- C. They work with TDD
- D. They do pair programming
- E. Developers have the combined skills to create a usable increment
Answer: E
Explanation:
Cross-functional is on team level and not on individual level.
NEW QUESTION 56
What topics can be addressed during the sprint review? Choose the best answer.
- A. The scrum process
- B. All of these
- C. The increment
- D. Coding and engineering practices
Answer: B
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 57
Which four are benefits of TDD?
- A. It reduces the cost of maintenance over time
- B. It causes you to construct a test harness that can be automated
- C. It ensure there will be no bugs in the code
- D. It improves quality and reduces bugs
- E. It promotes good design and separation of concerns
Answer: A,B,D,E
Explanation:
Nothing can really ensure it will be bug free.
NEW QUESTION 58
Is it a good idea to follow each automated build with the execution of automated tests?
- A. Yes, it will show code coverage which is an excellent metric of quality and progress
- B. No, it takes too much time
- C. Yes, the tests may identify whether there are bugs that the developers should fix before proceeding
- D. No, the outcomes might disturb the developers' focus
Answer: C
Explanation:
It's definitely a good practice. And not because you can see the code coverage (which also isn't an excellent metric of quality and progress), but because you can detect problems before moving on.
NEW QUESTION 59
Who creates documentation included with a working increment?
- A. Technical writers
- B. Scrum master
- C. Scrum requires no documentation
- D. Developers
- E. Product owner
Answer: D
Explanation:
It is part of the increment, so it is part of the work of the developers.
NEW QUESTION 60
What relation does scrum have to development practices?
- A. Scrum is complemented by good development practices
- B. Scrum requires a specific set of development practices
- C. Scrum requires all development practices
- D. Scrum has no relationship to development practices
Answer: A
Explanation:
Scrum requires no development practices, but good development practices do help and make scrum more successful.
NEW QUESTION 61
The CEO demands a feature from the developers during the sprint. What should the developers do?
- A. Inform the product owner, so the PO can deal with the CEO
- B. Add the item to the current sprint and leave out something that is less important
- C. Add the item to the next sprint
- D. Add the item to the current sprint and work harder
Answer: A
Explanation:
This is not a decision the CEO or the developers can make, this should go via the PO, since that is the maximumizer of value
NEW QUESTION 62
Why are automated builds important?
- A. You are unable to check in code without them
- B. Without them you can't tell if your code works
- C. They are part of the Definition of Done
- D. They help you find defects and configuration management issues
Answer: D
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 63
Which three of the following are code quality metrics?
- A. Cyclomatic complexity
- B. Number of check-ins per day
- C. Class coupling
- D. Depth of inheritance
- E. Unit tests per class
- F. Cycle time per product backlog item
Answer: A,C,D
Explanation:
Number of checkins per day says something about whether the developers are committing often enough. Depth of inheritance says some about complexiity, just like class coupling and cyclomatic complexity. Unit tests per class don't say anything about quality, though no unit tests might indicate a maintenance problem. Cycle time per product backlog item says something about the scrum process.
NEW QUESTION 64
Which are not true about scrum? Choose two.
- A. Scrum is like traditional project management, but then with project managers replaced by self-management.
- B. Scrum is based on empirical process control
- C. Scrum is a methodology based on empirical process control.
- D. Scrum is a framework for developing and sustaining complex products.
- E. Each component of scrum serves a specific purpose and is essential to Scrum's success
Answer: A
Explanation:
Scrum is not a methodology, because it doesn't fill in the details, it's a framework. Next to that, it is not like traditional project management where time, cost and scope are fixed.
NEW QUESTION 65
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 66
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 67
Choose two common cross-cutting concerns in application architecture
- A. Scalability
- B. Build automation
- C. Security
- D. Release documentation
- E. Design pattern choices
Answer: A,C
Explanation:
The others are either not cross-cutting or not related to architecture.
NEW QUESTION 68
Which phrase best describes a product owner?
- A. Mediator for the developers and customers
- B. Requirements engineer
- C. Value optimizer
- D. Project manager
- E. Team manager
Answer: C
Explanation:
The scrum guide says: "The Product Owner is accountable for maximizing the value of the product resulting from the work of the Scrum Team." The key here is the value maximizing part. Of course, he also comes up with requirements and acts as a go-between between developers and customers, but that is definitely not the best answer here.
NEW QUESTION 69
What are two responsibilities of testers in the scrum team? (choose two)
- A. Verifying the work of the programmers
- B. All developers are responsible for quality
- C. Tracking quality metrics
- D. Scrum has no tester role
- E. Finding bugs
Answer: B,D
Explanation:
Specific roles don't exist in scrum, developers are creating the value.
NEW QUESTION 70
The scrum team should change in members:
- A. Never, it will reduce the velocity
- B. Every sprint to remain agile
- C. As needed, taking into account a short term reduction in productivity
- D. As needed, but it should not affect the productivity
Answer: C
Explanation:
Changing the team members is sometimes necessary, this will have an effect on productivity. So it should only be used when really necessary.
NEW QUESTION 71
When might a sprint be cancelled?
- A. Never, the sprint must always be finished.
- B. When the developers feel they aren't ready
- C. When the sprint goal becomes obsolete
- D. When the project manager decides this.
Answer: C
Explanation:
The product owner can cancel the sprint if the sprint goal becomes obsolete. This is a very rare event. It can happen when a company losing a client or the client decides to take a completely different turn.
NEW QUESTION 72
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 73
Cyclomatic complexity is a metric for:
- A. Measuring branching structures and nesting levels in code
- B. Assessing if code is written in as few lines as possible
- C. Demonstrating code is well structured and cleanly implemented
- D. Determining the number of unit tests required to ensure correctness
Answer: A
Explanation:
Cyclomatic complexity is a number expressing the number of different paths that can be taken throughout the code. Higher means complex code.
NEW QUESTION 74
Which are topics of the sprint planning? Choose all that apply.
- A. How to improve the scrum process in this sprint?
- B. Why is this sprint valuable?
- C. How will the selected work get done?
- D. What can be done in this sprint?
- E. Who is going to do what?
- F. When is this sprint going to be done?
Answer: B,C,D
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 75
The three pillars of empirical process control are:
- A. adaptation
- B. planning
- C. commitment
- D. inspection
- E. transparency
- F. respect
Answer: A,D,E
Explanation:
If you are not sure, please review the Scrum theory section in the scrum guide
NEW QUESTION 76
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 77
Who is responsible for the system architecture of a product developed using Scrum?
- A. The architect chosen by the developers
- B. The developers
- C. The assigned architect
- D. The architect chosen by the developers
Answer: B
Explanation:
Scrum doesn't know any other role than developer. The developers are cross-functional and have all the skills needed to create a usable increment. They are doing the work and responsible for the architecture.
NEW QUESTION 78
......
Guaranteed Success with PSD Dumps: https://www.braindumpspass.com/Scrum/PSD-practice-exam-dumps.html
Pass Scrum PSD Exam – Experts Are Here To Help You: https://drive.google.com/open?id=1N_G2MrQrrdJdzTUJ1yoy63TPxSjFjjRW
