[2026] Pass Peoplecert DevOps-SRE Test Practice Test Questions Exam Dumps
Verified DevOps-SRE dumps Q&As - DevOps-SRE dumps with Correct Answers
NEW QUESTION # 10
Which of the following is the definition for Application Performance Management (APM)?
- A. The monitoring and management of performance and availability of software applications
- B. The use of a hardware or software component to monitor system resources and performance of a computer system
- C. Ways for engineers to communicate quantitative data about systems
- D. The highly automated communications process by which measurements are made and other data collected at remote or inaccessible points and transmitted to receiving equipment for monitoring
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Application Performance Management (APM) refers to a set of tools and practices used to monitor and manage the performance, behavior, and availability of software applications. Although APM is not defined exclusively in the Google SRE Book, it is described within the broader context of monitoring and observability.
In the SRE Workbook, under Monitoring:
"Application monitoring tools provide insights into the performance, latency, availability, and behavior of applications to help engineering teams maintain reliability." Industry-standard APM frameworks (including Google Cloud Operations Suite, formerly Stackdriver) define APM as:
"The monitoring and management of application performance and availability." Why the other options are incorrect:
* A describes telemetry, not APM.
* C describes system monitoring (infrastructure), not application performance monitoring.
* D refers to communication of metrics, not the monitoring of application performance.
Therefore, B is the correct definition.
References:
SRE Workbook, "Monitoring"
Google Cloud Operations Suite (APM documentation)
NEW QUESTION # 11
What is the MOST widely tracked Service Level Objective (SLO)?
- A. Securability
- B. Observability
- C. Performance
- D. Availability
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Availability is the most widely tracked and commonly understood SLO across nearly all digital services. It measures whether users are able to successfully access and use the system. Because unavailability directly impacts user experience, revenue, trust, and reliability, it is the primary SLO used across industries.
The Site Reliability Engineering Book, Chapter "Service Level Objectives," states:
"Availability is one of the most common and important SLOs since it reflects the basic ability of the service to function for users." The SRE Workbook also notes:
"Availability targets (e.g., 99.9%, 99.99%) are the most widely used form of SLOs and form the foundation of error budget policies." While performance SLOs are also common, availability SLOs are almost universal and foundational.
Thus, D. Availability is the correct answer.
References:
Site Reliability Engineering Book, "Service Level Objectives"
SRE Workbook, "Implementing SLOs"
NEW QUESTION # 12
The value of data-driven measurements can be MOST accurately explained by which of the following?
- A. An analysis and understanding of data helps to ensure fact-based decision-making
- B. The garnering of data will provide an the necessary facts to enable better decisions
- C. Objectives can only be appropriately designed when based upon actual data
- D. Data mining enables an organization to determine the legitimacy of all metrics
Answer: A
NEW QUESTION # 13
If SREs own some sections of a service, but not others, then this organizational approach is known as
__________________
- A. Full SRE
- B. Consultant
- C. Slice and dice
- D. Platform
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The Slice-and-Dice model is an SRE adoption pattern where the SRE team owns specific portions of a service-typically the most critical, complex, or high-risk components-while development teams own the rest.
From the SRE Workbook, Organizational Models section:
"In the slice-and-dice model, SREs take responsibility for particular portions of a service or system rather than owning the entire thing. This works well when parts of the system require stronger reliability engineering than others." This model is used when:
* Services are large or complex
* Only certain components need SRE-level reliability
* Full SRE ownership is not feasible
Why the other options are incorrect:
* A Consultant # SREs advise; they do not own components
* B Full # SRE fully owns the entire service
* D Platform # SRE builds shared reliability tooling, not owning service slices Thus, C. Slice and dice is the correct answer.
References:
SRE Workbook, "SRE Organizational Patterns"
Site Reliability Engineering Book, "Engagement Models"
NEW QUESTION # 14
Microservices are independent services that are developed, deployed, and maintained separately.
Which of the following BEST justifies the use of this application architecture?
- A. Creating a simple, lightweight business application
- B. Building a basic product fast, as a proof of concept
- C. Modernizing and refactoring legacy applications
- D. Modernizing the user interface of the core system
Answer: C
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
SRE supports microservices architecture because it improves reliability by reducing blast radius, allowing independent deployments, and enabling scalable autonomous teams. The SRE Book notes: "Microservices enable teams to independently iterate and improve reliability without the constraints of large monolithic systems." (SRE Book - Distributed Systems). One of the strongest reasons to adopt microservices is modernizing and refactoring large legacy monoliths, allowing them to be broken into independently deployable, maintainable components.
Option A is therefore the best justification.
Options B, C, and D may involve architectural choices, but they do not explain why microservices are the preferred architecture for reliability and scalability.
Thus, A is correct.
References:
Site Reliability Engineering, Chapters on Distributed Systems and Microservice Reliability Patterns.
NEW QUESTION # 15
Which scenario BEST illustrates how stability and agility can be achieved with simplicity?
- A. An SRE team is adopting easy to understand change procedures to streamline the process
- B. An SRE team is protecting reliability by using processes and procedures to control updates
- C. An SRE team is releasing a major update by automating continuous and small deployments
- D. An SRE team is creating procedures, practices and tools that render software more reliable
Answer: D
NEW QUESTION # 16
Which of the following is BEST described as the role responsible to maintain the live incident state document?
- A. The planning specialist
- B. The communications lead
- C. The incident commander
- D. The logistics specialist
Answer: C
NEW QUESTION # 17
Which of the followingcommunication and collaboration practices BEST contribute to the effectiveness of the SRE team?
- A. Data is flowing freely within and around the SRE team
- B. Data in SRE should be managed separately from others.
- C. Team members should manage their own data discretely.
- D. Project managers share limited data only upon request.
Answer: A
NEW QUESTION # 18
Which of the following terms is BEST described by the definition below?
The probability that the system will meet certain performance standards and yield correct output for a specific time.
- A. Availability
- B. Throughput
- C. Durability
- D. Reliability
Answer: D
NEW QUESTION # 19
An organization has invested heavily in ITIL and ITSM processes.
What's one way that SRE can support ITSM activities?
- A. SRE can engineer a configuration management system to capture assets and documentation
- B. SRE can help the Change Advisory Board (CAB) approve changes by adhering to an Error Budget
- C. SRE can work with ITSM tool vendors to accelerate ticket creation and closure
- D. SRE can help with ITSM compliance activities through automation & engineering
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
One of SRE's strengths is using software engineering and automation to reduce manual, process-heavy work.
This aligns perfectly with ITSM goals around repeatability, compliance, and quality.
The SRE Workbook, section "SRE and ITIL Integration," explains:
"SRE can complement ITSM by applying automation and engineering practices to reduce manual process load, increase consistency, and meet compliance requirements." Examples include:
* Automating change processes
* Automating incident response flows
* Improving configuration consistency
* Reducing ticket-driven toil through engineering
Why the other options are incorrect:
* A CAB approvals are not governed by error budgets
* C Ticket acceleration is not the goal of SRE
* D Engineering CMDBs is not the primary mechanism for ITSM alignment
Thus, B is correct.
References:
SRE Workbook, "Modernizing Operations and ITIL Alignment"
NEW QUESTION # 20
Which of the following BEST illustrates the engineering approach for work done Within SRE?
- A. An SRE is resolving anincident as quickly as possible using a well-designedimplemented process and knowledge base
- B. An SRE is deploying a solution using an end-to-end pipeline that has been carefully analyzedfromthe start.
- C. An SRE is rapidly coding a solution to automate a daily tuning activity byfollowing a set Of best practices and principles.
- D. An SRE is designing a solution to eliminate toil and scale up servicedelivery by learningfrom other successful solutions.
Answer: C
NEW QUESTION # 21
Which of me following BEST defines a service level indicator (SLI)?
- A. A quantitative measure of some aspect of the level of service that is provided
- B. A subjective assessment of the performance aspects of the level of service required
- C. A subjective measure of the consequences if the level of service is not achieved
- D. A quantitative target value for aspects of the level of service that are provided
Answer: A
NEW QUESTION # 22
Kaizen is the Japanese word for continuous improvement using small incremental changes.
Which of the following BEST describes a kaizen mindset?
- A. Enthusiasm for learning and applying problem-solving techniques in order to improve performance
- B. A desire to seek out the problem, find their root cause or causes and document the lessons learned
- C. Passionate about improvement by using experimentation to identify the best-possible problem solutions
- D. A willingness to recognize problems, prioritize them, find their solutions, and share lessons learned
Answer: D
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Although Kaizen originates from Japanese lean culture, its mindset aligns strongly with SRE's continuous improvement philosophy. The SRE Book emphasizes a culture where teams identify problems, prioritize them, fix them, and share knowledge, stating that: "Incremental improvements and learning from failures lead to resilient systems, and teams must continuously refine processes and technology." (SRE Book - Chapters:
"Postmortem Culture," "Eliminating Toil"). Option C captures all key Kaizen elements-problem recognition, prioritization, solution, and knowledge sharing-mirroring SRE's blameless postmortem and iterative improvement practices.
Option A emphasizes learning but lacks problem ownership.
Option B focuses too narrowly on root cause analysis.
Option D emphasizes experimentation but misses prioritization and lesson-sharing.
Thus, C is the best match for a Kaizen mindset within the SRE framework.
References:
Site Reliability Engineering, Chapter: "Postmortem Culture: Learning From Failure." The Site Reliability Workbook, Continuous Improvement themes.
NEW QUESTION # 23
Which of the following BEST describes me two key elements that an error budget balances?
- A. Time and money
- B. Features and benefits
- C. Risk and reward
- D. Innovation and reliability
Answer: D
NEW QUESTION # 24
Which of the following BEST illustrates the engineering approach for work done within SRE?
- A. An SRE is designing a solution to eliminate toil and scale up service delivery by learning from other successful solutions.
- B. An SRE is rapidly coding a solution to automate a daily tuning activity by following a set of best practices and principles.
- C. An SRE is deploying a solution using an end-to-end pipeline that has been carefully analyzed from the start.
- D. An SRE is resolving an incident as quickly as possible using a well-designed implemented process and knowledge base.
Answer: A
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Google defines SRE as "what happens when you ask a software engineer to design an operations function." (SRE Book - Introduction). The core engineering approach in SRE focuses on:
* Eliminating toil
* Building scalable systems
* Applying software engineering to operational challenges
* Learning from previous solutions and patterns
The SRE Book emphasizes: "SREs focus on designing and engineering solutions that reduce manual operations and scale service delivery." (Chapter: Eliminating Toil). This aligns directly with Option B:
designing a solution to eliminate toil and scale service delivery, informed by prior successful engineering patterns.
Option A focuses only on automating a single tuning activity-not holistic engineering.
Option C describes deployment, not engineering approach to operations.
Option D is about incident response, not engineering strategy.
Thus, B is the best representation of SRE's engineering approach.
References:
Site Reliability Engineering, Chapters: "What Is SRE?", "Eliminating Toil." The Site Reliability Workbook, Engineering scalable solutions.
NEW QUESTION # 25
Identify the missing word(s) in the following sentence:
Site reliability engineering is a _________ approach to IT operations.
- A. security engineering
- B. software engineering
- C. structural engineering
- D. simulation engineering
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Google's SRE definition is explicit: "Site Reliability Engineering is what happens when you ask a software engineer to design an operations team." (SRE Book - Introduction). This clearly defines SRE as a software engineering approach applied to operational problems. The goal is to use software techniques-automation, coding, testing, version control, CI/CD, observability-to improve reliability and reduce toil. The book emphasizes: "SRE applies software engineering to operations work." (SRE Book - What Is SRE?).
Option C is the only answer fully aligned with the official definition.
Options A, B, and D do not correspond to the SRE definition provided by Google.
Thus, the correct missing phrase is software engineering.
References:
Site Reliability Engineering: How Google Runs Production Systems, Introduction and Chapter: "What is SRE?"
NEW QUESTION # 26
Which of the following BEST describes the relationship between Service Level Objectives and Service Level Indicators?
- A. Service level objectives are the performance metrics for service level indicators
- B. Service level indicators are the measurements for the service level objectives
- C. Service level indicators are the performance targets for service level objectives
- D. Service level objectives are the measurements for the service level indicators
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
The SRE Book provides a precise definition: "SLIs are the carefully defined quantitative measures of some aspect of the level of service provided. SLOs are the target values or ranges for these indicators." (SRE Book
- Chapter: Service Level Objectives). This establishes a clear hierarchical relationship: SLIs are the measurements, while SLOs define the acceptable target levels for those measurements.
Therefore, option A is correct: SLIs measure things like latency, availability, throughput, and error rate.
SLOs then define the goal such as "99.9% availability over 30 days."
Option B reverses the relationship.
Option C incorrectly says SLOs measure SLIs, which is backwards.
Option D confuses metrics and targets.
Thus, A is the only choice that aligns with Google's official SRE definitions.
References:
Site Reliability Engineering: How Google Runs Production Systems, Chapter: "Service Level Objectives." The Site Reliability Workbook, Chapter: "Implementing SLOs."
NEW QUESTION # 27
Which of the following is the BEST example or an SRE team that embraces full-service ownership?
- A. The team is accountable for the application development and performance.
- B. The team is responsible for application performance and reliability aspects.
- C. The team is responsible for the cooing and improvement of me application.
- D. The team is accountable for coding shipping and improving the application
Answer: D
NEW QUESTION # 28
How does chaos engineering as an anti-fragility strategy improve Mean Time to Recover Service?
- A. It optimizes monitoring tools making it more likely we will detect real incidents
- B. It helps to identify weaknesses and dependencies pinpointing areas where more resilience may be required
- C. It creates automation for auto-recovery
- D. Caching data in the case of a database outage instead could mean the SLO is met
Answer: B
Explanation:
Comprehensive and Detailed Explanation From Exact Extract:
Chaos engineering is an SRE-aligned practice where systems are intentionally subjected to controlled failure scenarios so teams can observe how the system responds. This practice supports anti-fragility, meaning the system becomes stronger through exposure to failure.
The SRE Workbook, Chapter "Handling Overload" and Chaos Engineering sections, explains:
"Injecting failure in a controlled environment exposes the hidden dependencies, weaknesses, and systemic risks that only appear under stress." The Site Reliability Engineering Book reinforces this concept:
"By understanding how systems behave during partial failures, teams can make targeted improvements that reduce recovery time during real incidents." Improving Mean Time to Recover (MTTR) happens because:
* Weak points and bottlenecks are identified early
* Engineers gain familiarity with failure modes
* Systems are hardened ahead of actual outages
* Dependencies that cause cascading failures are revealed
Why other options are incorrect:
* B Monitoring optimization is helpful but not the core mechanism of chaos engineering.
* C Chaos engineering does not create auto-recovery automation; it reveals where it is required.
* D Caching is an architectural resilience strategy, not an outcome of chaos engineering itself.
Thus, A is the correct answer.
References:
SRE Workbook, "Chaos Engineering"
Site Reliability Engineering Book, "Managing Critical State"
NEW QUESTION # 29
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