Questions and Answers > DevOps-SAFe-Questions & Answers 2022 Exams

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What is the main goal of a SAFe DevOps transformation? To create immutable infrastructure to avoid changes to the production environment To align people across the Value Stream to deliver value cont... inuously To implement an advanced tool chain to automate the entire Continuous Delivery Pipeline To create a strong DevOps team with leadership support Which skill can significantly accelerate mean-time-to-restore by enabling support teams to see issues the way actual end users did? Session replay Blue/green deployment Page analytics Incident management Which two areas should be monitored in the Release on Demand aspect to support DevOps and Continuous Delivery? (Choose two.) Business Metrics Agile Release Train velocity Deployment cycle time Full-stack system behavior Build status Who should be consulted first when calculating the % Complete and Accurate? The lead developer Testers The people responsible for the next step End users What is the primary purpose of creating an automated test suite? To increase the return on investment for finding defects To increase unit test coverage during an Iteration To enable continuous testingTo eliminate all manual testing What falls outside the scope of the Stabilize activity? Continuous security monitoring is done Blue/green deployment Features are monitored after release Failover and recovery processes are in place Who is responsible for building and continually improving the Continuous Delivery Pipeline? DevOps Teams Scrum Teams Agile Release Trains System Teams Why is it important to take a structured approach to analyze problems in the delivery pipeline? It provides a structured roadmap for the SAFe implementation It helps ensure that actual causes of problems are addressed, rather than symptoms It ensures that solutions are more likely to be approved for implementation It allows the solution to be demoed to key stakeholders Which DevOps principle focuses on identifying and eliminating bottlenecks in the Continuous Delivery Pipeline? Automation Lean flow Recovery Measurement What are two aspects of the Continuous Delivery Pipeline, in addition to Continuous Integration? (Choose two.)You have reached the max number of allowed answers Continuous Release Continuous Testing Continuous Deployment Continuous Improvement Continuous Exploration What is the correct order of activities in the Continuous Integration aspect? Develop, Build, Test end-to-end, StageBuild, Develop, Stage, Test end-to-end Develop, Test end-to-end, Build, Stage Stage, Develop, Build, Test end-to-end Which two security skills are part of the Continuous Integration aspect? (Choose two.)You have reached the max number of allowed answers Network security practices Application security SOX compliance analysis Security board review Penetration testing Value flows through which aspect in the Continuous Delivery Pipeline? Continuous Integration Develop Monitor Research What is one recommended way to architect for operations? Implement feature toggles Create detailed run books Establish an architecture review board Require developers to support their own code What is trunk-based development? All teams committing their code into one trunk Every team works in their own trunk Teams with similar dependencies create one single branch for the team's work Each developer maintains a separate branch What is the primary goal of the Stabilize activity? To establish quality-of-service agreements with customers To enhance stability with blue/green deployment To avoid unplanned outages and security breaches To achieve active-active site replicationWhat are two important items to monitor in production to support the Release on Demand aspect in SAFe? (Choose two.)You have reached the max number of allowed answers System performance Time-to-market Lead time to defect fixing Business value Deployment lead time What is the primary benefit of value stream mapping? It fosters collaboration among development and operations managers It creates the hypothesis of which Solution to build It identifies how to build Agile Release Trains It provides insight into organizational efficiency and value flow What is the blue/green deployment pattern? To decouple deployment from release To deploy to only some data centers to reduce the deployment risk To ensure no changes happen in production without going through the Continuous Delivery Pipeline To deploy between an inactive and active environment What does Culture in a CALMR approach mean? A culture where developers code and operations deploys A culture where technical expertise is paramount A culture of shared responsibility and risk tolerance A culture where development and operations report to the same manager Innovation accounting stresses the importance of avoiding what? Quantitative metrics Vanity metrics ROI calculations Objective metrics Which term describes the time it takes value to flow across the entire Value Stream? Rolled percent complete and accurate Total lead time Activity ratioDeployment frequency In what activity of Continuous Exploration are Features prioritized in the Program Backlog? Synthesize Finalize Hypothesize Research Which technical practice is key to enabling trunk-based development? Gated commits Feature branching Refactoring Code freezes What is a core DevOps principle? Iteration review Lean Budgets Servant leadership Culture When preparing a DevOps backlog, prioritizing features using WSJF includes which two factors? (Choose two.)You have reached the max number of allowed answers Duration/job size Team velocity Business value Cost of delay Total count of items on the Program Backlog Mapping the value stream helps accomplish which two actions? (Choose two.)You have reached the max number of allowed answers To prioritize the Program Backlog To understand how the flow of value can be improved To gain insight into organizational efficiency To add or remove user segments based on business decisionsTo serve as a blueprint for development Why are canary releases used? To reduce deployment times To allow incremental release To prevent outages To introduce minimum viable features After the team maps the steps of the current state Value Stream during value stream mapping, what are the next two steps? (Choose two.) Identify who is involved in each step of the delivery pipeline Perform a SWOT analysis Discuss the current state and perform an improvement analysis Measure the performance at each step Identify bottlenecks in the delivery pipeline The Release on Demand aspect enables which key business objective? Alignment Time-to-market Quality Business value Who is responsible for ensuring quality is built into the code in SAFe? Agile Teams Developers Testers Product Owners What are two activities performed as part of defining the hypothesis in Continuous Exploration? (Choose two.)You have reached the max number of allowed answers Elicit feedback Use innovation assessments Identify Metrics based on leading indicators Define the minimum viable product Use value stream mappingWhat is the main goal of a SAFe DevOps transformation? To align people across the Value Stream to deliver value continuously To create immutable infrastructure to avoid changes to the production environment To create a strong DevOps team with leadership support To implement an advanced tool chain to automate the entire Continuous Delivery Pipeline One goal of DevOps in SAFe is to fully automate the steps between which two pipeline activities? Code commit and release Code commit and user acceptance testing Code commit and deploy Code commit and stage What are two benefits of DevOps? (Choose two.)You have reached the max number of allowed answers Less time spent fixing security issues Less time spent on new work More lead time Less frequent deployments Fewer defects Value stream mapping metrics include calculations of which three Metrics? (Choose three.)You have reached the max number of allowed answers Activity Ratio Release Frequency Emergency Change % Total Process Time Rolled % Complete and Accurate Outage Frequency Which statement is true about DevOps? It enables low-risk releases and fast recovery with no room for errors It enables a tolerance for low-risk, low-failure, and rapid recovery It enables high-risk releases and fast recovery with fast fix-forwardIt enables low-risk releases and fast recovery with fast fix-forward Which practice prevents configuration drift between production and non-production environments? Immutable infrastructure Self-service deployment Deployment automation Session replay Which statement describes a measurable benefit of adopting DevOps practices and principles? It guarantees an increase in profits and decrease in downtime It identifies key Value Streams It creates a highly functional, cross-team culture It results in faster lead time, and more frequent deployments What is the desired frequency of deployment in SAFe? Daily Continuous Once per Iteration Once per PI Which statement describes the Lean startup lifecycle? Define the hypothesis, build a minimum viable product (MVP), continuously evaluate the MVP while implementing additional Features until WSJF determines work can stop Create a hypothesis statement, assign an Epic owner, deliver Features created from the Lean business case, deploy Define the minimum viable product (MVP), build the MVP, implement Epic Features until all Features are delivered Define a Lean business case, build a minimum viable product, implement the Epic Features until all Features are delivered What does the %C&A metric measure in the Continuous Delivery Pipeline? The percent concurrent and accurate process times of each pipeline activity The percent of change averages of each pipeline activityThe percent of time downstream customers receive work that is usable as-is The percent complete and average times of each pipeline activity Which two technical practices focus on Built-in Quality? (Choose two.)You have reached the max number of allowed answers Pair work Test-driven development Feature toggles Canary releases Environment configuration What is the purpose of a minimum viable product? To demo to Product Management for feedback To validate the hypothesis To release to production To sell to new markets What are the first two actions for visualizing the current state of the Continuous Delivery Pipeline? (Choose two.)You have reached the max number of allowed answers Identify lead time Identify the development methodology Identify the steps Identify the people Identify throughput DevOps is a key enabler of continuous delivery. What does continuous mean in this context? To deploy to production as often as possible and release when the business needs it To deploy to production multiple times per year and release on a cadence once or twice a year To deploy to production and release on cadence every Iteration To deploy to production and release at least once every Program increment What does the CALMR approach to DevOps mean? Culture, Automation, Lean Flow, Measurement, Recovery Continuous, Automation, Lean Flow, Metrics, ResilienceCollaboration, Adjustment, Lean Flow, Measurement, Reliability Culture, Agile, Lean Flow, Metrics, Recovery What is the primary purpose of mapping the value stream? To understand how value flows through the system and various functions of the organization To balance resources along the Development and Operation workflow To provide a canvas for documenting DevOps transformation To visualize steps in the value stream and make it easier to see the sequence of these steps What is the lead time for a particular step in a value stream? Waiting time at a particular step Process time at a particular step Time taken to complete a task at a particular step Time from when the work is ready from the previous step to work completion Process Time is a metric of the time it takes to do what? To move work from idea to cash For an individual to perform their assigned job in a step of the process To complete work at particular step of the process To move work form end of the previous step to the end of the current step Total Process Time divided by Total Lead Time provides which metric? % Complete and Accurate Total Process Time Activity Ratio Actual Value-Added Work Time Identifying the Minimal Marketable Feature is part of what? Lean Startup Lean Leadership Lean Principles Lean UX What should be done first in test-driven development? Write codeWrite a test Commit code Refactor What is the main intent behind deliberately creating an outage in an environment? To exercise the recovery process and find potential areas of improvement To test the accuracy of operations response documentation To measure customer service response and customer satisfaction during the outage To train the team to identify components that must be rearchitected to reduce outages How frequently should Agile Release Trains release? Continuously On demand Once per Iteration Once per PI What is measured in each step of the value stream during value stream mapping? Lead Time, Lag Time, % Complete and Accurate % Complete and Accurate, Cycle Time, Process Time Lead Time, Process Time, % Complete and Accurate Total Lag Time, Total Process Time, % Complete and AccurateTest 1 What differentiates Deployment and Release in the Continuous Delivery Pipeline? 1. Deployment is done on a cadence; release is done on demand 2. Deployment occurs every iteration; release occurs at PI boundaries 3. Deployment is performed by Development; release is performed by Operations 4. Deployment involves moving value to production; release involves making value available to end users Which two skills appear under the Respond sub-dimension? (Choose two.) 1. Version control 2. Cross-team collaboration 3. Automatic rollback 4. Telemetry 5. Service virtualization What is a consequence of working in isolation on long-lived code branches? 1. Trunk/Main will not always be in a deployable state 2. Deployments will fail 3. Rollbacks will be difficult 4. Static analysis tests will fail 1. How should developers integrate refactoring into their workflow? 1. Allocate a portion of their capacity to refactoring in every Iteration 2. Create and estimate refactoring tasks for each story in the team backlog 3. Create and estimate refactoring stories in the team backlog 4. Refactor continuously as part of Test-Driven Development 2. What is one potential outcome of the Verify sub-dimension of the pipeline? 1. Analyze end user behavior and feature adoption metrics 2. Roll back a failed deployment 3. Fix a broken build 4. Analyze regression testing results 3. The Explore dimension primarily supports which key stakeholder objective? 1. Business Value 2. Research and Development 3. Alignment 4. Hypothesize 4. Which activity is performed in the Build sub-dimension of the pipeline? 1. Code2. Compile 3. Code review 4. Automated acceptance testing 5. Which statement describes what could happen when Development and Operations do not collaborate early in the pipeline? 1. Lead times are reduced 2. Automation of integration test is not possible 3. Teams build things quickly but build the wrong things 4. Surprises are found in deployment that lead to significant rework and delay 7. The DevOps Radar aligns the dimensions to which four stakeholder concerns? 1. Productivity, efficiency, speed-to-market, competitive advantage 2. Alignment, quality, time-to-market, business value 3. Portfolio, solution, program, team 4. Exploration, integration, development, reflection 8. What are two parts of the Continuous Delivery Pipeline? (Choose two.) 1. Continuous Delivery 2. Continuous Integration 3. Deploy on Demand 4. Continuous Exploration 5. Continuous Testing 9. What does the Activity Ratio measure in the value stream?????? 1. The percentage of time spent on value-added activities 2. The efficiency of the business process activities as a ratio of process time to cycle time 3. The percentage of time spent on delays to the number of processes in the value stream 4. The percentage of time spent on non-value-added activities 10. What is an output of the Release sub-dimension? 1. A Feature deployed to production 2. A Feature made available to internal users 3. A Feature made available to end users 4. A Feature migrated to the cloud 11. Gemba walks are an important competency in support of which sub-dimension of the DevOps Health Radar? 1. Collaborate and Research 2. Hypothesize 3. Learn 4. Verify12. Why is hypothesis evaluation important when analyzing data from monitoring systems in the Release dimension? 1. It helps Operations teams know where to apply emergency fixes 2. It helps quickly create balanced scorecards for stakeholder review 3. It helps identify the Minimum Viable Product for evaluating the hypothesis 4. It helps link objective production data to the hypothesis being tested 13. What are two reasons for test data management? (Choose two.) 1. To provide a viable option for disaster-recovery management 2. To track the results of automated test cases for use by corporate audit 3. To automate provisioning data to an application in order to set it to a known state before testing begins 4. To generate synthetic test data inputs in order to validate test scenarios for automated tests maintained in version control 5. To truncate data from the database to enable fast-forward recovery 14. Feature toggles are useful for which activity? 1. To enable continuous testing 2. To enable continuous code integration 3. To decouple deployment from release 4. To prevent testing complexity 15. What is the consequence of working in isolation on long-lived code branches? 1. Static analysis tests will fail 2. Trunk/Main will not always be in a deployable state 3. Rollbacks will be difficult 4. Deployments will fail 16. Which incident response practice most strongly suggests a lack of DevOps culture? 1. Manual rollback procedures 2. On-call developers 3. Frequent server reboots 4. Frequent fix-forward changes 17. When does the Continuous Integration dimension of the Continuous Delivery Pipeline begin? 1. When code is checked in to version control 2. When the Team Backlog has been refined 3. When a feature has been pulled for work 4. When a user story has satisfied its definition of done 18. Which statement illustrates the biggest bottleneck? 1. LT = 10 days, PT = 0.5 day, %C&A = 100% 2. LT = 1 day, PT = 0.5 day, %C&A = 90% 3. LT = 6 days, PT = 5 days, %C&A = 100%4. LT = 5 days, PT = 2.5 days, %C&A = 100% 19. What are the first two areas that should be identified in value stream mapping? (Choose two.) 1. Process time, lead time, and percent complete and accurate 2. The steps 3. The bottlenecks 4. The people who do the work 5. The people who supervise the work 20. Which steps in the value stream should be the main focus when choosing the most important improvement items? 1. Steps with a long process time 2. Steps with a high activity ratio 3. Steps with short process time and short lead time in the future-state map 4. Steps with long lead time and short process time in the current-state map 21. Which metric reflects the quality of output at each step in the value stream? 1. Deployment frequency 2. Escaped defects 3. %C/A - percent complete and accurate 4. Process Time 22. Which technical practice incorporates build-time identification of security vulnerabilities in the code? 1. Threat Modeling 2. Penetration Testing 3. Dynamic Code Analysis 4. Application Security 23. Ensuring that security controls such as threat modeling, application security, and penetration testing are in place throughout the Continuous Delivery Pipeline is an example of which stabilizing skill? 1. Failover/disaster recovery 2. Design for operations 3. Continuous security monitoring 4. DevSecOps 24. What identifies potential changes to the current state value stream that could improve flow? 1. Impact mapping 2. Problem-Solving Workshop 3. Value stream identification 4. Future state mapping25. What are the top two advantages of mapping the current state of the delivery pipeline? (Choose two.) 1. To help identify and make short-term fixes 2. To enable everyone in the organization to see how the value stream is actually performing 3. To achieve a collective understanding and consensus around problems 4. To identify some of the processes within the delivery pipeline 5. To help with incremental software delivery 27. Where do features go after Continuous Exploration? 1. Into Continuous Integration where they are merged and tested with other Features 2. Into a backlog tool where they are then split into Epics 3. Into development where they are then split into Stories 4. Into the Program Backlog where they are then prioritized 28. What are two benefits of DevOps? (Choose two.) 1. Fewer defects 2. Tightly coupled architecture 3. Faster lead time 4. Increase batch size 5. Better alignment between strategy and execution 29. What is the recommended way to prioritize the potential items for the DevOps transformation? 1. Minimum Viable Product 2. Lean Business Case 3. Minimum Marketable Feature 4. Weighted Shortest Job First 30. When full deployment automation is not possible, which practice helps developers deploy code into production? 1. Infrastructure as code 2. Deployment automation 3. Self-service deployment 4. Continuous deployment 31. Which two statements describe the purpose of value stream mapping? (Choose two.)? 1. To deliver incremental value in the form of working, tested software, and systems 2. To visualize how value flows 3. To understand the Product Owner's priorities 4. To create an action plan for continuous improvement 5. To create an understanding of the budget33. What can impede the progress of a DevOps transformation the most? 1. Lack of funding for CI/CD Pipeline tools 2. When various groups in the organization have different directions and goals 3. When teams use frequent retrospectives 4. When there is no DevOps team 34. What triggers the release activity? 1. Change validated in staging environment 2. Successful user acceptance tests 3. Business decision to go live 4. Successful deployment to production 35. What marks the beginning of the Continuous Delivery Pipeline? 1. A committed feature 2. An idea 3. A checked-in change 4. A committed user story 36. A canary release involves releasing value to whom? 1. One subset of users at a time 2. External users only 3. Internal users first 4. Internal users only 37. How is Lean UX used in Continuous Exploration? 1. To validate the return on investment 2. To create a platform to continuously explore 3. To automate the user interface scripts 4. To collaboratively create a benefit hypothesis Security vulnerability scanning is an important architectural consideration in which dimension of the DevOps Health Radar? **! Continuous Exploration Release on Demand Continuous Integration Continuous DeploymentA canary release involves releasing value to whom? Internal users first External users only Internal users only * One subset of users at a time What does value stream mapping help reveal in the Continuous Delivery Pipeline? Who is responsible for optimizing the value stream Where automation is needed * Bottlenecks to the flow of value Where documentation should be reduced Why is hypothesis evaluation important when analyzing data from monitoring systems in the Release dimension? It helps quickly create balanced scorecards for stakeholder review * It helps link objective production data to the hypothesis being tested It helps identify the Minimum Viable Product for evaluating the hypothesis It helps Operations teams know where to apply emergency fixes When full deployment automation is not possible, which practice helps developers deploy code into production? Continuous deployment * Self-service deployment Infrastructure as code Deployment automation What should be measured in a CALMR approach to DevOps? Mean time to restore Deployment frequency Unit test coverage * Measure everythingHow is Lean UX used in Continuous Exploration? To create a platform to continuously explore To automate the user interface scripts To validate the return on investment * To collaboratively create a benefit hypothesis The Explore dimension primarily supports which key stakeholder objective? Business Value * Alignment Research and Development Hypothesize What marks the beginning of the Continuous Delivery Pipeline? * An idea A committed feature A checked-in change A committed user story How should developers integrate refactoring into their workflow? Create and estimate refactoring stories in the team backlog * Refactor continuously as part of Test-Driven Development Allocate a portion of their capacity to refactoring in every Iteration Create and estimate refactoring tasks for each story in the team backlog When does the Continuous Integration dimension of the Continuous Delivery Pipeline begin? When the Team Backlog has been refined * When a feature has been pulled for work When a user story has satisfied its definition of done When code is checked in to version control Which is true about the "Boundaries and Limitations" portion of the DevOps Transformation Canvas? It captures lower priority improvement items * It captures actions that require the support of other people or teams It captures cultural constraints that will prevent us from ever moving forward It captures the people who need to be involved in the DevOps transformation Which statement illustrates the biggest bottleneck? * LT = 10 days, PT = 0.5 day, %C&A = 100% LT = 6 days, PT = 5 days, %C&A = 100% LT = 1 day, PT = 0.5 day, %C&A = 90% LT = 5 days, PT = 2.5 days, %C&A = 100% When should teams use root cause analysis to address impediments to continuous delivery? During the Management Review & Problem Solving portion of PI Planning * During Inspect and Adapt During Iteration Planning During the Iteration Retrospective 1 Which sub-dimension supports the flow of value through the Release on Demand dimension?A. Release B. Monitor C. Respond D. Deploy 2. What is an activity ratio? A. The ratio of lead time and process time B. The ratio of lead time and throughput C. The ratio of lead time and tact time D. The ratio of process time and lead time 3. What is BDD? A. Behavior-Driven Development B. Business-Driven Development C. Benchmark-Driven Development D. Backlog-Driven Development 4 How is completeness and accuracy of a particular step in a value stream measured? A. Percent of work without any technical debt B. Work that is collaboratively completed by the team C. Percent of work that the next step can process as is D. Work completed and accepted by the Product Owner 5. Within the Continuous Exploration dimension, what helps gather more feedback about customer needs? A. Research B. Collaborate C. Synthesize D. Hypothesize6. Continuous Deployment includes which two sub-dimensions? (Choose two.) A. Respond B. Monitor C. Stage D. Release E. Stabilize 7 What is the ultimate goal of DevOps in SAFe? A. To clarify program and team roles B. To enable Agile Release Trains to deliver value more frequently C. To combine Development and Operations groups into one team D. To automate the integration, testing and deployment of features 8. What do the 'C' and the 'R' stand for in a CALMR approach to DevOps? A. Culture and Recovery B. Culture and Resilience C. Collaboration and Recovery D. Continuous and Resilience [Show More]

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