Get All Weeks Agile Software Development Coursera Quiz Answers
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Agile Software Development Week 01 Quiz Answers
Quiz 1: Agile Values and Principles
Q1. What are some of the challenges with waterfall methods that prompted the software industry to come up with alternatives like agile? Select three.
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Incorrect interpretations of requirements by developers go undetected for a long time. During user acceptance tests, these issues are discovered but it is very late.
Integration issues between different components of the software go undetected for a long time. During the testing phase, when all the components are integrated, these issues are discovered but it is very late in the process.
It is difficult to predict user/customer needs
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Q2. What are the four values of the Agile Manifesto?
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Responding to Change Over Following a plan
Customer Collaboration Over Contract Negotiation
People and Interaction Over Processes and Tools
Working Software over comprehensive documentation
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Q3. Which Agile Value does the following principle align with:
“Build projects around motivated individuals, give them the environment and support they need, and trust them to get the job done.”
[expand title=View Answer] Individuals and Interaction Over Process and Tools [/expand]
Q4. Which of the following aligns with the agile principle:
“Business people and developers work together daily throughout the project.”
[expand title=View Answer] Since agile methodologies do not recommend writing all detailed requirements upfront, it is really important to support greater collaboration between business people and developers so that they can build a shared understanding of what needs to be built. [/expand]
Quiz 2: Using Agile Methods
Q1. What are some of the benefits organizations have seen from using agile methods? Select five.
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Increased Team Morale
Improved Business / IT Alignment
Better Software Quality
Project Visibility
Increased productivity
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Q2. The agile principle of “Deliver working software frequently” helps with which of the following challenges of the predictive model? Select two.
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It helps validate user needs.
It helps detect translation issues.
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Q3. What new challenges does agile bring? Select two.
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Very uncomfortable for leaders because of the unpredictable journey
Architecture/Design/Database modeling is challenging
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Quiz 3: Applying an Agile Mindset
Q1. What are some of the tactics/concepts you can use to implement an agile mindset? Choose two.
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To keep the cost of change down, use engineering practices like automated tests, continuous integration, incremental design
Build in small bite-sized chunks. These chunks could represent both iterative and incremental approaches
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Q2. If a developer says “We don’t do any discussion or upfront design” because we are agile”, is he/she truly representing what agile means
[expand title=View Answer] No, agile does not mean starting coding right away.[/expand]
Q3. When applying agile, we don’t need to do any release planning.. We only plan for a week.
[expand title=View Answer] False [/expand]
Quiz 4: Agile Fundamentals
Q1. Which of the following statements align with the value of “Working software over comprehensive documentation” of the Agile manifesto?
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If documentation is absolutely essential then create it.
Value delivering software over writing documentation.
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Q2. Which of the following is true about the Agile Manifesto? (select any 2)
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The Agile Manifesto consists of 4 values and 12 principles.
The Agile Manifesto is a work in progress and we are continuing to learn.
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Q3. Which one of the following statements/situations/conversations align with an agile mindset?
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Manager: “The customer is suggesting another change in feature X which is complete according to the specification. They agree that it was built as we agreed upon but it lacks some functionality and will result in user frustration. Should we implement the change or not?”
Developer: “Yes, if it does not fulfill user needs, we should make the change.
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Q4. Why is it difficult to predict user needs and requirements? (select any 3)
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Difficult to understand user needs.
Translation issues. Requirements are misinterpreted.
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Q5. Which of the following statements align with following Agile Principle:
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“Deliver working software frequently, from a couple of weeks to a couple of months, with a preference for the shorter timescale”
We should frequently deliver software in some environment (not necessarily to production always) to gather user/client feedback
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Q6. Which of the following aligns with this principle:
” Working software is the primary measure of progress.”
[expand title=View Answer] If a team has delivered 5 features out of 10 features (or stories), the team has made progress (they are more than 0% done) [/expand]
Q7. In which of the following situations, would you NOT recommend using an agile process?
[expand title=View Answer] For a project where requirements are well known but the technology and solution are unknown (i.e., changes expected in the solution). [/expand]
Q8. Which of the following is true for agile projects?
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If somebody says, they use an agile methodology, they must be doing either Scrum or XP.
An agile methodology may help a team to go to market early by delivering with limited functionality.
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Q9. One of the core principles of agile is to “Embrace Change”. This makes architecting and designing the system challenging since you don’t know all of the requirements upfront. Thus, you have to be prepared to make architecture and design changes. To effectively embrace change, agile teams must learn how to keep the cost of change low.
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Keep the design simple and just build what is required. It is easier to change a simple design than to update a complicated design.
Automated Regression testing provides faster feedback which helps you detect defects quickly. This in turn, gives you confidence to make changes.
Keep the code clean and continuously improve/refactor the design as needed. Don’t delay these changes for later.
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Q10. Which of the following is true for a typical agile project? (select 2)
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The team talks about the high-level software architecture/design as well as their approach for building software (the release plan) before directly jumping into coding.
If required, the team may need to plan and conduct training, etc. for users before launching the system.
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Agile Software Development Week 02 Quiz Answers
Quiz 1: User Stories
Q1. What of the following are the qualities of a good user story as mentioned in the INVEST model? Choose three.
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Independent: Dependencies among stories should be minimized
Valuable: Stories should be valuable to the user
Testable: Once the story is implemented, we should be able to test that it is done
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Q2. What issues do you see in the following story?
[expand title=View Answer] This story breaks the quality of negotiable. [/expand]
As a grocery buyer, I want to see different food items in different colors: red for meats, brown for grains, and green for vegetables so that i can identify food items by type.
Q3. What are the 3 Cs of user stories?
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Confirmation
Conversation
Card
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Q4. What are some of the key parts of a user story? Choose four.
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Who is it for? What does the user want to do? Why does the user want to do that?
The estimated development time
Acceptance tests
The story title
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Q5. Which of the following statements are true about “Spike” stories? Choose three.
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It is recommended that these stories have well-defined acceptance criteria so that the team knows what is expected at the end of the exploration.
Spike stories are time-boxed.
They can be used for knowledge acquisition.
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Quiz 2: Gathering User Needs
Q1. The goal of a story writing workshop is to:
[expand title=View Answer] Write as many user stories as possible under the themes identified. [/expand]
Q2. What are some of the valid ways to handle non-functional requirements in agile development? Select two.
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Create specific stories that outline the non-functional needs with clear acceptance criteria.
Add non-functional requirements to the definition of done for all stories.
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Q3. Which of the following are true about story writing workshops? Select two.
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The whole team (including the product owner, the scrum master, and the development team) participates in the story-writing workshop.
A story-writing workshop can take anywhere between a few hours to a few days.
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Q4. What are some of the ways a story map can help software development? Select all that apply.
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It helps discover user needs.
It helps plan releases and work.
It organizes and prioritizes the story backlog.
It builds a shared understanding among team members.
It helps communicate user needs with the stakeholders and get feedback.
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Q5. What are some of the activities you expect to see in a story mapping exercise? Select three.
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Find variations in the paths the user can take through the system.
Find gaps in the story map by walking through the user experience (as expressed in the activities/tasks) aloud.
Plan releases/journeys.
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Q6. What are the characteristics of a good product backlog? (Select any 4)
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Estimated
Prioritized
Detailed appropriately
Emergent
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Quiz 3: Agile Estimation
Q1. Who estimates the effort to complete a product backlog item (a user story)?
[expand title=View Answer] The scrum development team after clarifying the requirement.[/expand]
Q2. What is true about Agile Estimation techniques? Select two.
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Estimates are shared.
They estimate effort and not duration.
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Q3. Which of the following estimates represents concept of relative sizing? Select three.
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Story A is 1 apple, Story B is 5 apples, and Story C is 10 apples
Story A will take half the time Story B will take. Story C will take double the time Story A will take.
Story A is bigger than Story B. Story C is smaller than Story A.
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Q4. What is true about the planning poker estimation technique? Select three.
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It helps uncover misunderstandings.
It supports the concept of shared estimates.
Everyone involved in development has to participate in estimation.
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Q5. Which of the following observations are true about Card Sorting? Select two.
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This technique benefits from using relative sizing.
It is very useful for estimating a large number of stories.
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Q6. What is true about estimation using Ideal Days? Select two.
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It has a potential issue of “My ideal days are not your ideal days”.
It is very natural for a new team member to understand.
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Quiz 4: Release Planning and Tracking
Q1. Calculate the velocity range a team should use to select work for next iteration based on their past velocities (see chart below). The team uses the last 5 iterations to estimate their velocity. Use the format “from-to” to specify the answer (e.g., 0-100).
Table 1: The velocity of previous iterations
| Iteration | Story points completed |
| 1 | 14 |
| 2 | 18 |
| 3 | 23 |
| 4 | 17 |
| 5 | 15 |
| 6 | 21 |
| 7 | 22 |
| 8 | 20 |
[expand title=View Answer] Use the format “from-to” to specify the answer (e.g., 0-100). [/expand]
Q2. A team was doing release planning and they decided that the next release will include all stories from Story 1 to Story 11 (see table 2 below).
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The velocity range to be used for the release planning is 15-22.
The team works in a 2-week iteration.
It costs about $50,000 per iteration to fund the entire team
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Calculate the estimated duration for the next release. Additionally, how much will this release cost?
Table 2: Prioritized Product Backlog
| Story Title | Estimate (in ideal days) |
| Story 1 | 5 |
| Story 2 | 5 |
| Story 3 | 8 |
| Story 4 | 3 |
| Story 5 | 5 |
| Story 6 | 5 |
| Story 7 | 3 |
| Story 8 | 5 |
| Story 9 | 8 |
| Story 10 | 8 |
| Story 11 | 3 |
| Story 12 | 3 |
| Story 13 | 3 |
| Story 14 | 5 |
| Story 15 | 8 |
| Story 16 | 3 |
| Story 17 | 5 |
| Story 18 | 5 |
| Story 19 | 8 |
| Story 20 | 8 |
[expand title=View Answer] Duration: 6-8 weeks, Cost: 150K to 200K [/expand]
Q3. Select scenarios below where the team used the correct approach to handle special cases of team velocity.
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To forecast velocity for the first iteration,
1) the team builds a deeper understanding of a few stories from the backlog
2) From the understood stories, they select stories they feel they can get done in one sprint.
3) The sum of the estimates of the selected stories is the team’s forecasted velocity.
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Q4. Which of the following methods can help you track a release? (select any 2)
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A cumulative flow diagram for a release
A release burn-up chart
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Quiz 5: Requirements and Planning
Q1. What is true about user stories in Agile Software Development? (Select any 3)
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User stories are used to plan, design, describe, build, and validate your product.
Stories can be written at different levels, refined, and split into smaller stories as you move from vague ideas to implemented software.
User stories are tokens for conversations.
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Q2. What are some of the benefits of writing acceptance tests for a story? (select 4)
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They help build a common understanding between team members.
They make sure the story is easy to develop.
They can potentially help you split stories if required.
They help the product owner (who is writing the story) think through the user’s needs.
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Q3. What is wrong with the following story? (Select any 2)
“As a product owner, I want a list of highly-rated restaurants on the brochure.”
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It doesn’t specify the value of the story (the “why” is missing).
The user who benefits from this story is missing (the “who” is missing).
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Q4. What is wrong with the following user story? (Select any 2)
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No valid user is identified.
The story is very big.
The story is not valuable.
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Q5. How is gathering user needs/requirements different on an agile project? (select any 3)
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At any given time, the level of detail may be different for different parts of the software.
The agile way supports progressive refinement—defining the right level of detail at the right time.
Agile encourages conversations as a key method for building a shared understanding.
[/expand]
Q6. What are some of the activities that happen during a User Story Writing Workshop? (Select any 4)
[expand title=View Answer]
To generate stories, one of the options is to start from the top down or bottom up.
Everybody silently writes user stories around a theme
User role analysis and defining personas
Sometimes, you keep it free-form for people to write stories and later group them by theme.
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Q7. Which of the following is true about the Story Mapping technique? (select 3)
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The horizontal axis (moving from left to right) in a story map represents time.
The vertical axis (moving from top to bottom) in a story map represents rough priority.
One story map can only have one user. It is not recommended to have multiple users on the same story map.
It is a user-centric approach where we map out the system from a user’s perspective.
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Q8. Due to an unpredictable market event, the Product Owner (PO) asked the team to complete the next release in 6 weeks. Assuming the backlog in Table 2 is up to date and prioritized from highest to lowest, the Product Owner wants you to estimate what can be done in next 6 weeks. Describe 1) what can be done, 2) what might be done, and 3) what will not be done.
The velocity range to be used for the release planning is 15-22.
The team works in 2 week iteration.
Table 2: Prioritized Product Backlog
| Story Title | Estimate (in ideal days) |
| Story 1 | 5 |
| Story 2 | 5 |
| Story 3 | 8 |
| Story 4 | 3 |
| Story 5 | 5 |
| Story 6 | 5 |
| Story 7 | 3 |
| Story 8 | 5 |
| Story 9 | 8 |
| Story 10 | 8 |
| Story 11 | 3 |
| Story 12 | 3 |
| Story 13 | 3 |
| Story 14 | 5 |
| Story 15 | 8 |
| Story 16 | 3 |
| Story 17 | 5 |
| Story 18 | 5 |
| Story 19 | 8 |
| Story 20 | 8 |
[expand title=View Answer] Most likely: Story 1 to Story 8; Might Be Done: Story 9 to Story 13; Not likely: Rest of the stories [/expand]
Q9. What is true about planning with an agile mindset? (Select any 2)
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Plan just enough, just in time.
Use Adaptive Planning.
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Q10. What do we mean by Velocity in agile terms?
[expand title=View Answer] It is calculated at the team level and represents how much work a team can get done in an iteration. [/expand]
Agile Software Development Week 03 Quiz Answers
Quiz 1: Scrum Overview
Q1. Which of the following are official rituals/meetings/practices in scrum? Select four.
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Sprint Review Meeting
Sprint Retrospective Meeting
Sprint Planning Meeting
Daily Scrum Meeting
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Q2. What are the three roles in Scrum?
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The Team
Scrum Master
Product Owner
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Q3. Who prioritizes the work in Scrum?
[expand title=View Answer] Product Owner [/expand]
Q4. What artifacts are defined as part of Scrum framework? Select two.
[expand title=View Answer]
Product Backlog
Sprint Backlog
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Quiz 2: Sprint Planning and Tracking
Q1. In Scrum, when is the sprint backlog created?
[expand title=View Answer] During the sprint planning meeting [/expand]
Q2. In Scrum, how is the Product Backlog arranged?
[expand title=View Answer] Most important items at the top, least important items at the bottom. [/expand]
Q3. In which artifact is the customer requirements stored?
[expand title=View Answer]In the Product Backlog[/expand]
Q4. What is usually plotted on the x-axis of the Sprint Burndown Chart?
[expand title=View Answer]Days of the sprint[/expand]
Q5. What is a Sprint Burndown Chart?
[expand title=View Answer] A chart showing the trend of work remaining across time in a sprint. [/expand]
Q6. Your team is planning out the next sprint. You’ve chosen to fill the sprint by taking stories in priority order from the product backlog and stopping when you reach the first story that won’t fit in the sprint.
Based on following details, which stories should the team commit to for a sprint?
Table 1: Prioritized story with estimated story points and total estimate in hrs of tasks for that story.
| Story | Story Points | Total of Tasks Estimates |
| Story 1 | 5 | 16 hrs |
| Story 2 | 8 | 16 hrs |
| Story 3 | 5 | 24 hrs |
| Story 4 | 3 | 16 hrs |
| Story 5 | 13 | 32 hrs |
| Story 6 | 8 | 26 hrs |
| Story 7 | 5 | 8 hrs |
| Story 8 | 8 | 15 hrs |
| Story 9 | 5 | 12 hrs |
Table 2: Capacity of Team members for given sprint
| Name | # days available | Hours / day | Capacity (hrs) You compute this |
| John | 3 | 4-5 | |
| Matt | 5 | 2-3 | |
| Sally | 5 | 4-5 | |
| Ram | 5 | 2-3 |
[expand title=View Answer] Story 1, Story 2, and Story 3 [/expand]
Quiz 3: Sprint Review, Retrospective and Execution
Q1. During sprint execution, when are new tasks added to the sprint?
[expand title=View Answer] As soon as possible after they are identified, unless they reflect a scope change in the sprint goals. [/expand]
Q2. Who should attend the sprint retrospective?
[expand title=View Answer] All team members.[/expand]
Q3. How long should the Daily Standup be?
[expand title=View Answer]Short fixed duration (most commonly 15 min). [/expand]
Q4. Which of the following are discussed in a sprint retrospective? Select three.
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What’s working?
What’s not working?
New action items / What can we do better?
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.
Quiz 4: Scrum
Q1. Which of the following is true about Scrum?
[expand title=View Answer] Burn-down and Burn-up charts help the team track the progress of the current sprint. [/expand]
Q2. Which of the following is TRUE about Scrum? (Select two)
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Scrum is an adaptive model.
Scrum has fixed, time-boxed development cycles called sprints.
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Q3. You are a developer on a scrum team. Your scrum master invited you to attend a sprint planning meeting. Which of the following activities would you expect in that meeting?
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The developers/testers ask questions to understand the stories.
The team will select the stories to work on for the next iteration (sprint).
Either during the meeting or afterward, developers create tasks to further solidify what work needs to be done and make final a work commitment for the sprint.
The product owner (or equivalent) shares the top priority stories for the sprint.
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Q4. You need to calculate a team member’s capacity for an iteration. Which of the following activities should be EXCLUDED from the committed capacity of the team member?
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Paid time off (PTO)
Organizational Meetings
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Q5. What should happen in the sprint review meeting?
[expand title=View Answer] A potentially shippable product increment is demonstrated live.[/expand]
Q6. The CEO asks a team member to do some work outside the goals of the current sprint in progress. What should the team member do?
[expand title=View Answer] Inform the product owner so he can work with the CEO and if it is still necessary to get this work done in the current sprint, it should be discussed with in the team. [/expand]
Q7. When is a sprint complete?
[expand title=View Answer] When all committed product backlog items meet their definition of done. [/expand]
Q8. Which of the following are the goals of the daily stand-up meeting?
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Share status information.
Identify impediments.
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Q9. Which of the following is true about Sprint Reviews?
[expand title=View Answer]
Individual team members should be encouraged to demo the work they did.
The Sprint Review should be done every week even if your sprint duration is 3 weeks or longer.
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Q10. Which of the following statements are true about the Sprint Retrospective? (select all that apply)
[expand title=View Answer] Team members should avoid blaming (finger pointing) other team members in the retrospective.[/expand]
Quiz 5: XP
Q1. Which of the following is the right sequence when developing software using the XP practice of Test First Programming?
[expand title=View Answer]
Make sure the test fails
Write enough code so the test passes
Refactor as necessary
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Q2. Which XP practice prescribes that “the code [always be] written by two programmers at one machine”?
[expand title=View Answer] Pair Programming[/expand]
Q3. Which of the following are primary practices prescribed by XP?
[expand title=View Answer]
Whole Team
Continuous Integration
Pair Programming
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Q4. One of the practices of XP is “Whole Team”. Which of the following statements align with its meaning?
[expand title=View Answer]
All the skills necessary to deliver the software product should be present on the team.
The whole team should be working together to meet the team’s commitment
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Q5. If an XP team cannot provide an estimate for a story, what should they do to gain a better understanding of the story?
[expand title=View Answer] Create a spike story—a new story under which the team will do some research or other work to gain a better understanding of the original story. [/expand]
Q6. According to XP’s principles, what should you do when a story’s acceptance test fails?
[expand title=View Answer] As a team, update the acceptance test so the test passes. [/expand]
Q7. What activities occur as part of XP’s “Weekly Planning” practice?
[expand title=View Answer]
Reviewing the previous week’s progress.
Selecting the next week’s work.
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Q8. According to the concept of “Whole Team”, which of the following statements are true?
[expand title=View Answer]
All of the skills the team needs to be successful should be in the team.
If the team finds out that they need a particular skill in the team, they can add a person with that skill to the team.
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Q9. An XP team is getting feedback more frequently than they can handle. What should they do?
[expand title=View Answer] Slow down the frequency of feedback. [/expand]
Q10. Which of the following statements are true about the XP value of “Simplicity”?
[expand title=View Answer] Select the simplest design that could work. [/expand]
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