Domain 4: Analyzing and Optimizing Technical and Business Processes — GCP PCA Practice Question 47

How to approach this question

Focus on systemic improvement and psychological safety, which are the core tenets of SRE post-mortems.

Full Answer

Identify the root cause of the outage without punishing the engineer who made the change. Create actionable items to prevent the same class of failure from happening again.

In Google's SRE culture, a blameless post-mortem assumes that humans make mistakes, and if a mistake causes an outage, the system was not resilient enough. The goals are to find the root cause without assigning blame (Option A) and to generate concrete action items (Option C) to improve the system (e.g., implementing CI/CD checks for firewall rules) so the failure cannot be repeated.

Common mistakes

Choosing E (Restrict access). SRE solves problems with automation and guardrails, not by restricting access to 'smarter' humans.

You are conducting a blameless post-mortem after a major outage caused by a misconfigured firewall rule. According to Google's SRE practices, what are TWO primary goals of this post-mortem? (Select TWO)

How to approach this question

Full Answer

Common mistakes

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