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PROFESSIONAL-CLOUD-DEVOPS-ENGINEER · Question #13

PROFESSIONAL-CLOUD-DEVOPS-ENGINEER Question #13: Real Exam Question with Answer & Explanation

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Submitted by omar99· Apr 18, 2026Applying site reliability engineering principles to a service

Question

You support a stateless web-based API that is deployed on a single Compute Engine instance in the europe-west2-a zone. The Service Level Indicator (SLI) for service availability is below the specified Service Level Objective (SLO). A postmortem has revealed that requests to the API regularly time out. The time outs are due to the API having a high number of requests and running out memory. You want to improve service availability. What should you do?

Options

  • AChange the specified SLO to match the measured SLI
  • BMove the service to higher-specification compute instances with more memory
  • CSet up additional service instances in other zones and load balance the traffic between all
  • DSet up additional service instances in other zones and use them as a failover in case the primary

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Topics

#Service Availability#Horizontal Scaling#Multi-zone Deployment#Load Balancing
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