The purpose of Value Stream Mapping is to create an action plan for continuous improvement. This tool is used to visually map the flow of steps, delays, and information required to deliver a product or service from start to finish. By identifying and understanding these elements, organizations can pinpoint inefficiencies and areas for improvement in their processes, ultimately leading to enhanced performance and value delivery.
Question 2
Which statement illustrates the biggest bottleneck?
Answer : B
According to the SAFe DevOps Practitioner 6.0 study guide and handbook, the statement that illustrates the biggest bottleneck is B. WT = 10 days, AT = 0.5 day, %C&A = 100%. This means that the value stream has the longest lead time (WT), the shortest actual time (AT), and the highest relative economic value (C&A). These are the three metrics that are used to measure and optimize the value stream performance.The handbook states that 'The three metrics used to measure and optimize value stream performance are WT, AT, and %C&A.'1Therefore, a bigger bottleneck indicates a lower value stream efficiency and a higher waste or inefficiency.
Question 3
Which two statements describe the purpose of value stream mapping? (Choose two.)
Choose the correct option from below list
Answer : A, E
The purpose of value stream mapping is to visualize how value flows from concept to cash and to deliver incremental value in the form of working, tested software and systems. Value stream mapping helps to identify the current state of the value stream, the steps, activities, roles, and tools involved, and the delays, waste, and inefficiencies that can be eliminated or improved.It also helps to create a future state vision and an action plan for continuous improvement
Question 4
Which practice appears under the Respond activity?
Answer : B
Under the Respond activity in the context of DevOps, the practice of Rollback is often included. Rollback is a key response mechanism used to quickly revert a system to a previous stable state in the event of a failure or issue in the production environment. This practice is critical for maintaining system stability and minimizing downtime.
Question 5
Value flows through which aspect in the Continuous Delivery Pipeline?
Answer : A
According to the SAFe DevOps Practitioner 6.0 study guide and handbook, value flows through Continuous Integration in the Continuous Delivery Pipeline. This aspect involves merging code changes from multiple developers into a shared repository and running automated tests to ensure quality and functionality.The handbook states that 'Continuous Integration is the process of merging code changes from multiple developers into a shared repository and running automated tests to ensure quality and functionality.'1Therefore, Continuous Integration enables teams to deliver value faster and more reliably by reducing integration errors and conflicts.
Question 6
Weighted shortest job first (WSJF) is applied to backlogs to identify what?
Answer : C
According to the SAFe DevOps Practitioner 6.0 study guide and handbook, Weighted Shortest Job First (WSJF) is applied to backlogs to identify relative economic value. This means that the WSJF algorithm uses factors such as user and business value, time criticality, risk reduction and/or opportunity enablement, and job size to rank the jobs in the backlog based on their economic benefit.The handbook states that 'WSJF is estimated as the relative cost of delay divided by the relative job duration.'1Therefore, WSJF helps teams prioritize their backlog items for continuous delivery.
Question 7
What is the primary goal of the Stabilize activity?
Choose the correct option from below list
Answer : D
The primary goal of the Stabilize activity is to avoid unplanned outages and security breaches. The Stabilize activity is part of the Release on Demand aspect of the CDP in SAFe DevOps, which ensures the solution is working well from a functional and nonfunctional requirements (NFR) perspective. The Stabilize activity involves practices such as monitoring, logging, alerting, incident response, and disaster recovery.These practices help to detect and resolve issues quickly, minimize the impact of failures, and restore normal operations as soon as possible
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