Complete Introduction to DevOps Coursera Quiz Answers

Get Introduction to DevOps Coursera Quiz Answers of All Modules

Introduction to DevOps Module 01 Quiz Answers

Introduction to DevOps: Practice Quiz 01 Answers

Q1. Select the statement that is an example of “Technology is the enabler of innovation.”

Answer:

• Uber used GPS, electronic payments, and smartphones to develop a new business model.

Explanation: This statement reflects how technology (GPS, electronic payments, and smartphones) enables innovation by creating a completely new business model (ride-sharing) rather than just improving existing processes.

---

Q2. John Allspaw delivered his “10+ Deploys Per Day–Dev and Ops Cooperation at Flickr” presentation in 2009 at the _____.

Answer:

• Velocity Conference

Explanation: John Allspaw presented the concept of DevOps culture and practices in his notable “10+ Deploys Per Day” talk at the Velocity Conference, highlighting the importance of collaboration between development and operations.

---

Q3. Select the correct statement regarding DevOps.

Answer:

• DevOps is a cultural change in which Dev and Ops work together.

Explanation: DevOps emphasizes a cultural shift where development and operations teams collaborate closely to deliver software more efficiently and reliably. It’s not just about combining teams or focusing solely on automation.

Introduction to DevOps: Practice Quiz 02 Answers

Q1. Which of the following characterizes the Waterfall approach?

Answer:

• Phases with entrance and exit criteria with no provision for change

Explanation: The Waterfall approach is a linear and sequential methodology where each phase (e.g., requirements, design, implementation) must be completed before moving to the next, with limited flexibility for changes.

---

Q2. Who attended the Agile Infrastructure “Birds of a Feather” meeting in 2008 and started DevOpsDays in 2009?

Answer:

• Patrick Debois

Explanation: Patrick Debois is credited as one of the founders of the DevOps movement. He attended the Agile Infrastructure meeting in 2008 and later organized the first DevOpsDays conference in 2009.

---

Q3. The book The DevOps Handbook focuses on _____.

Answer:

• Principles of rapid, incremental delivery

Explanation: The DevOps Handbook outlines key principles and practices for achieving rapid, incremental software delivery while improving collaboration between teams and leveraging automation.

Overview of DevOps Graded Quiz Answers

Q1. Which of these companies failed to innovate regarding their technology in the face of competition?

Answer:

• Blockbuster

Explanation: Blockbuster failed to innovate and adapt to changing consumer preferences, such as the rise of streaming services, which ultimately led to its decline and Netflix’s success.

---

Q2. John Allspaw is noted for which of the following?

Answer:

• Rapid deploys at Flickr

Explanation: John Allspaw is well-known for his work at Flickr, where he introduced the concept of “10+ deploys per day” and emphasized cooperation between Dev and Ops teams, which laid foundational principles for DevOps.

---

Q3. What is DevOps?

Answer:

• DevOps is primarily a recognition that Dev and Ops must work together during the entire development life cycle.

Explanation: DevOps emphasizes collaboration between development (Dev) and operations (Ops) teams throughout the development life cycle to improve efficiency, reduce errors, and enhance deployment speed.

---

Q4. DevOps has three dimensions. Which is considered the most important?

Answer:

• Culture

Explanation: Culture is the foundation of DevOps. It focuses on fostering collaboration, open communication, and shared responsibility between teams to achieve better outcomes.

---

Q5. Which of these is an essential change that Dev and Ops must make to achieve success with DevOps?

Answer:

• Stop working in silos and work together.

Explanation: Breaking down silos and fostering collaboration between Dev and Ops teams is critical to the success of DevOps, enabling seamless communication and integration throughout the project life cycle.

---

Q6. The essential characteristics of DevOps include _____.

Answer:

• Automated pipelines, microservices, and containers

Explanation: Key characteristics of DevOps include automation of processes, leveraging microservices for modularity, and using containers for efficient deployment and scalability.

---

Q7. When did DevOps begin?

Answer:

• When Patrick Debois and Andrew Clay Shafer met at the “Birds of a Feather” meeting.

Explanation: DevOps began when Patrick Debois and Andrew Clay Shafer discussed Agile Infrastructure at the “Birds of a Feather” meeting in 2008, which led to the first DevOpsDays conference in 2009.

---

Q8. This book, published in 2016 by John Willis, Patrick Debois, Gene Kim, and Jez Humble, looked at companies that had adopted DevOps and what did and did not work.

Answer:

• The DevOps Handbook

Explanation: The DevOps Handbook explores DevOps practices, strategies, and real-world case studies of companies that implemented DevOps, detailing successes and challenges.

---

Q9. Which of the following describes Extreme Programming (XP), developed by Kent Beck?

Answer:

• An iterative approach with tighter and tighter feedback loops.

Explanation: Extreme Programming (XP) focuses on short development cycles, continuous feedback, and iterative improvements to enhance software quality and adaptability.

---

Q10. Who was the DevOpsDays lead from 2015 to 2020?

Answer:

• Bridget Kromhout

Explanation: Bridget Kromhout played a prominent role as the lead of DevOpsDays from 2015 to 2020, contributing significantly to the global DevOps community.

Introduction to DevOps Module 02 Quiz Answers

Social Coding Principles: Practice Quiz 01 Answers

Q1. Which of these is typical of traditional thinking?

Answer:

• Rebuilding 100% of the code to get the 20% change you need

Explanation: Traditional thinking often involves inefficient practices, such as rebuilding entire systems to implement small changes, rather than modular approaches that focus on iterative development and reusability.

---

Q2. Which of these is part of minimum viable product (MVP)?

Answer:

• Should I pivot or persevere?

Explanation: MVP focuses on building a basic version of a product to gather feedback quickly. The phrase “Should I pivot or persevere?” reflects the iterative decision-making process to determine whether to continue on the current path or change direction based on user feedback.

Social Coding Principles: Practice Quiz 02 Answers

Q1. Which of the following is the likely result of an automated pipeline WITHOUT automated test cases?

Answer:

• Bugs pushed to production faster

Explanation: An automated pipeline without automated test cases allows code changes to flow through to production without verification, increasing the likelihood of deploying bugs. Automated tests are critical to catching issues early in the pipeline.

---

Q2. Select the correct description of behavior driven development (BDD).

Answer:

• Describes the behavior of the system from the outside in

Explanation: BDD focuses on defining the system’s behavior based on how it will be used, describing functionalities from a user perspective, and ensuring alignment between business needs and technical implementation.

Social Coding Principles: Practice Quiz 03 Answers

Q1. Cloud native architecture has to do with _____.

Answer:

• Leveraging microservices

Explanation: Cloud native architecture emphasizes the use of microservices, which are small, independent services designed to work together in a distributed system. This approach improves scalability, agility, and resilience in modern cloud environments.

---

Q2. Which of these patterns has to do with monitoring for failure up to a certain limit or threshold?

Answer:

• Circuit breaker patterns

Explanation: Circuit breaker patterns are used to monitor for failures and prevent system overloads by halting requests once a certain threshold of failures is reached. This helps maintain system stability and prevents cascading failures.

Thinking DevOps Module 02 Graded Quiz Answers

Q1. Which of these is associated with social coding, rather than traditional thinking?

Answer:

• Sharing code

Explanation: Social coding emphasizes collaboration, transparency, and sharing code to improve software development, contrasting traditional thinking that often relies on isolated, siloed workflows.

---

Q2. Select the correct statement regarding small batches.

Answer:

• Working in small batches minimizes waste.

Explanation: Small batches allow teams to quickly identify and address issues, reducing waste and inefficiencies compared to working in large batches, where feedback and changes take longer.

---

Q3. Which of these is associated with minimum viable product (MVP)?

Answer:

• An iterative process between developers and the customer

Explanation: MVP involves creating a basic version of a product to gather feedback iteratively from customers, enabling developers to refine and improve the product based on real user input.

---

Q4. What is the Red, Green, Refactor workflow?

Answer:

• Writing a failing test case (red), then writing enough code to make the unit test pass (green)

Explanation: The Red, Green, Refactor workflow involves writing a failing test (red), writing code to make the test pass (green), and then optimizing the code (refactor). This ensures a test-driven approach to development.

---

Q5. What is behavior driven development (BDD)?

Answer:

• Focusing on the system as observed from the outside

Explanation: BDD focuses on defining the behavior of a system from an external perspective, ensuring that the system’s functionality aligns with user expectations and needs.

---

Q6. Select the statement that correctly describes Gherkin.

Answer:

• A natural language syntax for defining acceptance criteria

Explanation: Gherkin is a plain-text language used to write human-readable acceptance criteria for BDD, ensuring clear communication between developers and stakeholders.

---

Q7. Which of these is true of a monolith, rather than microservices?

Answer:

• Changing a customer table would require coordinating with people on other teams.

Explanation: Monoliths have tightly coupled components, meaning changes often require coordination across teams, unlike microservices, which allow for independent updates.

---

Q8. Select the correct statement regarding stateless microservices.

Answer:

• Stateless microservices are frequently and easily debugged and patched.

Explanation: Stateless microservices don’t maintain session state between requests, making them easier to scale, debug, and update.

---

Q9. What is monkey testing?

Answer:

• Deliberately killing services to see how other services are affected

Explanation: Monkey testing, often associated with chaos engineering, involves intentionally disrupting systems to observe how they respond and improve resilience.

---

Q10. Select the correct statement regarding the bulkhead pattern.

Answer:

• Bulkhead patterns isolate failing services to limit the scope of failure.

Explanation: The bulkhead pattern improves system resilience by isolating components to prevent failures in one part from impacting the entire system.

Introduction to DevOps Module 03 Quiz Answers

Taylorism and Working in Silos: Practice Quiz 01 Answers

Q1. What is Taylorism?

Answer:

• Applying science to management, leading to the factory assembly line

Explanation: Taylorism, developed by Frederick Taylor, emphasizes scientific management principles to optimize workflows, which led to innovations such as the factory assembly line.

---

Q2. What is considered best practice in software engineering that is different from civil engineering?

Answer:

• It is a best practice in software engineering for the same team to build and maintain the product.

Explanation: In software engineering, DevOps practices promote team continuity where the same team builds and maintains the product, ensuring accountability and faster iterations. This contrasts with civil engineering, where separate teams often handle design, construction, and maintenance.

---

Q3. Which of the following describes traditional operations instead of DevOps?

Answer:

• One-of-a-kind infrastructure is built once and maintained.

Explanation: Traditional operations often rely on static, one-off infrastructure setups that are difficult to replicate. DevOps, on the other hand, uses Infrastructure as Code (IaC) for repeatable, automated builds and deployments.

Taylorism and Working in Silos: Practice Quiz 02 Answers

Q1. What is Infrastructure as Code?

Answer:

• The practice of describing infrastructure in an executable textual format

Explanation: Infrastructure as Code (IaC) involves defining infrastructure (servers, networks, etc.) in code or configuration files that can be versioned and executed to create environments automatically. This eliminates manual configuration and ensures consistency.

---

Q2. What is Continuous Integration?

Answer:

• The process of continuous building, testing, and integrating into the master branch

Explanation: Continuous Integration (CI) is a practice where developers frequently merge their code changes into a shared repository, followed by automated building and testing to detect and address integration issues early.

---

Q3. Select the statement that defines Continuous Delivery.

Answer:

• Ensuring that code can be rapidly and safely deployed to production at any time

Explanation: Continuous Delivery (CD) extends CI by ensuring that the codebase is always in a deployable state, enabling rapid and reliable deployment to production whenever needed.

Working DevOps Module 03 Graded Quiz Answers

Q1. How is DevOps different from Taylorism?

Answer:

• DevOps facilitates a culture of teaming and collaboration.

Explanation: DevOps emphasizes collaboration between development (Dev) and operations (Ops) teams, fostering a culture of shared responsibility and continuous improvement, while Taylorism focuses on efficiency through specialization and hierarchy, often separating workers from decision-making.

---

Q2. Select the correct statement regarding software engineering in a DevOps environment.

Answer:

• Team members feel ownership for the work.

Explanation: In a DevOps environment, team members are encouraged to take ownership of both development and operations tasks, promoting accountability and collaboration throughout the software lifecycle.

---

Q3. Instead of the project model, a better way to create software is to do it like _____.

Answer:

• Product development

Explanation: Software development is more aligned with continuous product development, focusing on iterative improvements and ongoing delivery, rather than a one-off project model.

---

Q4. How does the operations team (Ops) typically view the development team (Dev)?

Answer:

• Making frequent changes and lacking back-out plans and testing

Explanation: Ops teams often view Dev teams as making frequent changes without adequate planning for rollback or testing, which can lead to operational challenges.

---

Q5. Which of the following are required DevOps behaviors?

Answer:

• Breaking down silos, shared ownership, and collaboration

Explanation: DevOps emphasizes breaking down silos between development and operations, fostering shared ownership and collaboration across all stages of the development cycle.

---

Q6. What is ephemeral or transient infrastructure?

Answer:

• Infrastructure that is created when needed, used, and discarded

Explanation: Ephemeral infrastructure refers to temporary resources that are spun up as needed and discarded after use, providing flexibility and cost-efficiency in cloud environments.

---

Q7. Select the correct statement regarding Continuous Integration.

Answer:

• Continuous Integration is building, testing, and integrating, which results in potentially deployable code.

Explanation: Continuous Integration (CI) ensures that code is frequently integrated, built, and tested, making it potentially deployable at any time, reducing integration issues.

---

Q8. Which of these is a benefit of Continuous Integration?

Answer:

• Being able to get faster reaction time to changes

Explanation: CI helps teams detect issues early, enabling quicker reactions and corrections, which leads to faster development cycles.

---

Q9. What is Continuous Delivery?

Answer:

• Building software so it can be released to production at any time

Explanation: Continuous Delivery (CD) ensures that code is always in a deployable state, allowing for smooth, continuous releases to production without major delays.

---

Q10. Which of the following are key principles of Continuous Delivery?

Answer:

• Using feature flags, blue-green deploys, and canary testing

Explanation: Key principles of Continuous Delivery include techniques like feature flags, blue-green deployments, and canary testing, all of which reduce risk during deployments and improve delivery speed.

Introduction to DevOps Module 04 Quiz Answers

Organizational Impact of DevOps: Practice Quiz 01 Answers

Q1. Which statement illustrates Conway’s law?

Answer:

• It is good practice to design systems according to the organization’s communication structure.

Explanation: Conway’s Law states that organizations are constrained to produce designs that mirror their communication structures. In other words, the way an organization is structured will influence the design of the systems it builds.

---

Q2. When working DevOps, it is better to have teams organized around _____.

Answer:

• business domains

Explanation: In DevOps, organizing teams around business domains encourages a focus on delivering customer value and allows teams to have end-to-end ownership of the product, from development to operations.

---

Q3. Select the correct statement regarding organizing for DevOps.

Answer:

• Dev and Ops work with the same mindset, goals, and measures.

Explanation: DevOps encourages Dev and Ops teams to collaborate with shared goals and metrics to achieve faster and more reliable software delivery, ensuring alignment throughout the development lifecycle.

---

Q4. How do development and operations engineers work together in a DevOps environment?

Answer:

• They work together during the entire lifecycle, following Agile principles.

Explanation: In a DevOps environment, development and operations engineers collaborate throughout the software lifecycle, leveraging Agile principles to ensure continuous delivery and improvement.

Organizational Impact of DevOps: Practice Quiz 02 Answers

Q1. Select the statement that explains how bad behavior arises when you abstract people away from the consequences of their actions.

Answer:

• When people work in silos they do not see or feel the effect of their poor work.

Explanation: When teams or individuals work in isolation (silos), they often do not experience or understand the consequences of their actions on other parts of the system or process. This lack of awareness can lead to poor behavior and decisions because the impact is not immediately felt by those responsible.

---

Q2. It is good practice to have developers _____.

Answer:

• be responsible for the consequences of their actions.

Explanation: In a DevOps environment, it is important for developers to take responsibility for the full lifecycle of the software, including the consequences of their code in production. This encourages accountability, leading to better quality and faster problem resolution.

Organizing for DevOps Module 04 Graded Quiz Answers

Q1. Conway’s Law implies that an organization will produce a design whose structure reflects the organization’s _____ structure.

Answer:

• communication

Explanation: Conway’s Law suggests that the structure of an organization influences the design of its systems. Specifically, the way teams communicate and interact within the organization will shape the systems they produce, leading to designs that mirror communication structures.

---

Q2. Select the correct statement regarding aligning teams with the business.

Answer:

• Empower teams by giving them end-to-end responsibility.

Explanation: Aligning teams with the business involves giving them ownership over the full process, from development to deployment, which encourages accountability and a deeper understanding of business goals and customer needs.

---

Q3. Select the correct statement regarding organizing teams for DevOps.

Answer:

• DevOps is designed around silos that teams work within.

Explanation: DevOps aims to break down silos between teams (Development and Operations) to foster better collaboration, rather than working within separate silos.

---

Q4. Select the person who wrote, in the book, Continuous Delivery, “Bad behavior arises when you abstract people away from the consequences of their actions.”

Answer:

• Jez Humble

Explanation: Jez Humble, co-author of Continuous Delivery, is known for emphasizing the importance of accountability and the consequences of actions in the software development lifecycle.

---

Q5. How can you avoid the problem of actions without consequences resulting in bad behavior?

Answer:

• Create cross-functional teams.

Explanation: Cross-functional teams, which include both Dev and Ops, help ensure that individuals understand the full impact of their work and the consequences of their actions, promoting better behavior and accountability.

Introduction to DevOps Module 05 Quiz Answers

Practice Quiz 1: Measuring DevOps Quiz Answers

Q1. Select the correct statement regarding how to measure and reward behavior in a DevOps environment.

Answer:

• To get people to be social, measure them on being social.

Explanation: In a DevOps environment, fostering collaboration is key. By measuring behaviors that align with teamwork and communication (like being social), teams are encouraged to work together, share knowledge, and break down silos.

---

Q2. Which objective is measured in a DevOps environment?

Answer:

• Mean time to recovery

Explanation: Mean time to recovery (MTTR) is a key performance indicator in DevOps that measures how long it takes to restore service after an incident or failure. The goal is to minimize recovery time and maintain system reliability.

---

Q3. Select the correct statement regarding vanity metrics.

Answer:

• The number of hits on a website is an example of a vanity metric.

Explanation: Vanity metrics are numbers that look impressive on the surface but don’t necessarily correlate to meaningful outcomes. The number of website hits is often a vanity metric because it doesn’t reflect engagement or conversion.

---

Q4. Select the correct description of actionable metrics.

Answer:

• They can be used to make decisions to get a desired outcome.

Explanation: Actionable metrics provide insights that can drive decisions and lead to specific improvements. They are meaningful and tied to cause and effect, unlike vanity metrics that look good but don’t lead to actionable insights.

Practice Quiz 2: Measuring DevOps Quiz Answers

Q1. What did Nicole Forsgren develop for measuring teams?

Answer:

• Cultural questions

Explanation: Nicole Forsgren developed cultural questions as part of her research to measure team performance. These questions help assess how well teams collaborate, innovate, and learn from each other, which is crucial for success in DevOps environments.

---

Q2. Which of the following is NOT a statement used to describe team culture in DevOps?

Answer:

• On my team, failures are punished.

Explanation: In a DevOps culture, failures are not punished but viewed as learning opportunities. A healthy DevOps culture encourages experimentation, learning from failures, and continuous improvement, rather than focusing on punishment.

Measuring DevOps Module 05 Graded Quiz Answers

Q1. What does “rewarding for ‘A’ while hoping for ‘B’” mean?

Answer:

• People will seek to do the activities that are rewarded, so measure what matters.

Explanation: This phrase refers to the idea that people will focus on behaviors and actions that are rewarded. If the wrong activities are being rewarded (like measuring lines of code instead of code quality), the desired outcomes (such as writing high-quality code) won’t occur. It’s important to reward the right behaviors.

---

Q2. Which one of these is an effective DevOps objective?

Answer:

• Mean time to recovery

Explanation: Mean time to recovery (MTTR) is a key performance indicator in DevOps, as it measures the time it takes to restore a system or service after a failure. Reducing MTTR is crucial for minimizing downtime and maintaining service reliability in a DevOps environment.

---

Q3. Select the correct statement regarding vanity metrics.

Answer:

• Vanity metrics look impressive but are not meaningful or actionable.

Explanation: Vanity metrics are numbers or data points that might look good on paper but do not provide valuable insights or actionable information for decision-making. For example, the number of page views or website hits may seem impressive but may not reflect the true effectiveness of a service or product.

---

Q4. Which one of the following describes mean time to recovery?

Answer:

• How long it takes to recover from failure.

Explanation: Mean time to recovery (MTTR) refers to the average time taken to restore a system or service to its normal functioning state after a failure or disruption. It is an important metric for evaluating how quickly a team can respond to and resolve incidents.

---

Q5. Which of the following is NOT consistent with, “Failures are learning opportunities”?

Answer:

• Punishment for failures.

Explanation: A culture where failures are viewed as learning opportunities promotes experimentation and improvement, without punishment for mistakes. Punishing individuals for failures goes against the principle of learning from failure, which encourages finding solutions and enhancing processes rather than assigning blame

Introduction to DevOps Module 06 Quiz Answers

Scenario 01 Quiz – Thinking DevOps Module 06 Graded Quiz Answers

Q1. How could the company organize to reflect a DevOps culture?

Answer:

• They could have put Miguel on a cross-functional Dev and Ops team.

Explanation: A key principle of DevOps is breaking down silos between development and operations. By creating cross-functional teams that include members from both development and operations, the company can encourage collaboration, faster feedback, and shared ownership of the entire lifecycle of the application.

---

Q2. Which of these is a positive step toward having a DevOps culture?

Answer:

• Implementing automated CI/CD pipelines

Explanation: Continuous Integration and Continuous Delivery (CI/CD) pipelines automate the processes of building, testing, and deploying software, which are key elements of a DevOps culture. This leads to faster, more reliable releases and reduces the manual work required for deployment, enabling greater collaboration between teams.

---

Q3. How could the application deployment have been handled that would be consistent with DevOps culture?

Answer:

• The Acme company could have used self-service IT to avoid having a ticket queue.

Explanation: In a DevOps culture, self-service IT tools allow teams to deploy and manage infrastructure without waiting for manual intervention or a ticket queue. This approach promotes agility, reduces bottlenecks, and empowers teams to take ownership of their deployment processes.

Scenario 02 Quiz – Organizing DevOps Module 06 Graded Quiz Answers

Q1. What could the company do differently to avoid having to spend time coordinating across teams?

Answer:

• Organize the teams around business domains instead of around technologies.

Explanation: Organizing teams around business domains rather than technologies allows them to take ownership of the entire lifecycle of a feature or service. This reduces the need for coordination between teams because each team is responsible for both development and operations within their domain, streamlining workflows and communication.

---

Q2. What could have been done to avoid the missing schema change?

Answer:

• Routinely check for any unapplied schema updates.

Explanation: Regularly checking for unapplied schema updates ensures that the database schema is always in sync with the application code. This proactive approach prevents issues that arise from missing schema changes, reducing the risk of deployment failures or runtime errors.

---

Q3. Should the development team have merged the development branch back into the master branch sooner?

Answer:

• When the code was complete, it should have been merged into the master branch.

Explanation: To maintain a stable and up-to-date main branch (master), it is best practice to merge completed features or changes into the master branch as soon as they are finished. This avoids long-lived branches that drift from the master branch, making merges more complex and prone to conflicts.

---

Q4. What could the development team have done differently to avoid the merge conflicts at the end of the month?

Answer:

• Use Continuous Integration to merge more frequently.

Explanation: Continuous Integration (CI) encourages frequent merging of code changes into the main branch, reducing the risk of merge conflicts. By merging more often, the team can identify and resolve conflicts early, rather than letting them build up over time, which can lead to more complex and time-consuming merges.

Scenario 03 Quiz – Social Coding Module 06 Graded Quiz Answers

Q1. Who contributed the most to the project in terms of social coding?

Answer:

• Kiet because he helped another team and shared his experience

Explanation: Social coding encourages collaboration and knowledge sharing across teams. Kiet contributed by helping another team and sharing his experience, which aligns with the principles of social coding, fostering communication and collective learning.

---

Q2. What could the product team have done differently to align with social coding principles?

Answer:

• Use a public repository for their projects and allow the account team to contribute to it.

Explanation: Using a public repository and allowing other teams to contribute fosters collaboration and transparency, which are key aspects of social coding. This approach allows for collective ownership and continuous improvement of the project by all involved teams.

---

Q3. What could the company have done differently to align with social coding principles?

Answer:

• Reward the product team when they allow others to reuse their code and when they share information.

Explanation: Rewarding teams for sharing their code and allowing others to reuse it promotes a culture of openness and collaboration, which is central to social coding. It encourages the sharing of knowledge and resources across teams, leading to better collective outcomes.

Module 06 Final Graded Quiz Answers

Q1. What is the correct statement regarding technology and innovation?

Answer:

• Technology is the enabler of innovation.

Explanation: Technology often serves as the foundation for innovation, enabling new ways to improve products, services, or processes. While innovation involves creativity and problem-solving, technology provides the tools to bring these ideas to life.

---

Q2. Select the statement that correctly describes DevOps.

Answer:

• DevOps is a cultural change in which the development team and the operations team work together in cross-functional teams.

Explanation: DevOps is primarily about breaking down silos between development and operations teams, fostering collaboration to improve the software delivery process. It emphasizes culture, collaboration, and shared responsibility.

---

Q3. DevOps has three dimensions. Which is considered the most important?

Answer:

• Culture

Explanation: While methods and tools are important, culture is often considered the most crucial dimension in DevOps. A strong DevOps culture encourages collaboration, communication, and continuous improvement, which are necessary for success.

---

Q4. Select the statement that correctly describes Extreme Programming (XP).

Answer:

• XP is an iterative approach with tighter and tighter feedback loops.

Explanation: Extreme Programming (XP) is a software development methodology that emphasizes short development cycles, frequent releases, and strong customer feedback, leading to continuous improvement.

---

Q5. What is the title of the book written by Jez Humble and David Farley that sets out the principles and technical practices for rapid, incremental delivery of products?

Answer:

• Continuous Delivery

Explanation: The book Continuous Delivery by Jez Humble and David Farley outlines practices and principles for releasing software in a reliable and rapid manner, focusing on automation, quality, and collaboration.

---

Q6. What is behavior driven development (BDD)?

Answer:

• When test cases drive the design and development of code

Explanation: Behavior Driven Development (BDD) is a software development methodology where development is driven by the expected behavior of the system. Test cases, written in simple language, define the behavior and guide development.

---

Q7. Select the correct statement regarding cloud native microservices.

Answer:

• All of the above.

Explanation: Cloud-native microservices are typically designed as stateless services, each with its own database, and can be scaled independently. Multiple instances are used for redundancy, ensuring high availability.

---

Q8. Select the statement that correctly describes the bulkhead pattern.

Answer:

• This pattern isolates failing services to limit the scope of failure.

Explanation: The bulkhead pattern is used to prevent a failure in one part of the system from affecting others by isolating services. It is inspired by the design of ships, where bulkheads limit the spread of water in case of leaks.

---

Q9. Select the correct statement regarding Taylorism.

Answer:

• Taylorism is applying science to management and it led to the factory assembly line.

Explanation: Taylorism, or scientific management, focuses on optimizing labor productivity through careful measurement, division of tasks, and efficiency, laying the groundwork for modern mass production methods.

---

Q10. Which statement correctly describes required DevOps behaviors?

Answer:

• DevOps encourages breaking down silos and working together.

Explanation: One of the core tenets of DevOps is the elimination of silos between development and operations teams. By encouraging collaboration, DevOps fosters better communication, quicker response times, and more efficient processes.

---

Q11. Which one of the following is a key element in Infrastructure as Code?

Answer:

• Describing infrastructure in executable, textual format

Explanation: Infrastructure as Code (IaC) involves defining infrastructure using code, which allows for automation, version control, and consistency in deployment, as opposed to manual configuration.

---

Q12. What is Continuous Integration?

Answer:

• The process of continuous building, testing, and integrating into the master branch

Explanation: Continuous Integration (CI) is the practice of frequently integrating changes into the main codebase, with automated builds and tests to ensure that new code does not break the system.

---

Q13. Select the statement that describes Continuous Delivery.

Answer:

• Build code so it can be deployed to production at any time.

Explanation: Continuous Delivery (CD) ensures that code is always in a deployable state, allowing for faster and safer releases by automating the deployment process.

---

Q14. It is good practice to align teams with _____.

Answer:

• The organization’s business domains

Explanation: Aligning teams with business domains helps ensure that teams understand the context and goals of the business, fostering better communication, decision-making, and more focused outcomes.

---

Q15. Select the correct statement regarding DevOps.

Answer:

• DevOps is Dev and Ops working together with the same mindset.

Explanation: DevOps is a collaborative approach where development and operations teams work together with shared goals, responsibilities, and a unified mindset to deliver software more effectively.

---

Q16. Actions without consequences lead to _____.

Answer:

• Apathy

Explanation: When there are no consequences for actions, people may become indifferent or disengaged, reducing motivation and leading to poor performance or a lack of accountability.

---

Q17. Which one of these is an effective metric for measuring social coders?

Answer:

• Are you building things that the rest of the company finds valuable?

Explanation: Measuring the value of contributions to the broader organization ensures that the focus is on building useful, high-quality solutions rather than just increasing individual productivity.

---

Q18. Which one of these is an example of a vanity metric?

Answer:

• Increased number of page views on a website

Explanation: Vanity metrics look impressive but do not necessarily correlate with meaningful outcomes or performance. Increased page views may not reflect the true success or engagement of the website.

---

Q19. Which of these is an actionable metric?

Answer:

• All of the above

Explanation: Mean lead time, change failure rate, and mean time to recover are all actionable metrics. They provide insight into performance and can guide decisions for improvement.

---

Q20. Who was a leader in developing measures for team culture in relation to DevOps?

Answer:

• Dr. Nicole Forsgren

Explanation: Dr. Nicole Forsgren is known for her work on measuring DevOps performance, particularly through her research on the impact of team culture on DevOps success. She co-authored Accelerate: The Science of Lean Software and DevOps.

Get All Course Quiz Answers of Entrepreneurship Specialization

Entrepreneurship 1: Developing the Opportunity Quiz Answers

Entrepreneurship 2: Launching your Start-Up Quiz Answers

Entrepreneurship 3: Growth Strategies Coursera Quiz Answers

Entrepreneurship 4: Financing and Profitability Quiz Answers