Observability.

Logging, metrics, tracing, and system health monitoring. Covers 9 sub-skills.

• Observability · 1 of 3

  Metrics & Dashboards

  What are the 'three pillars of observability'?

  ACPU, memory, and diskBAlerting, dashboards, and reportsCLogs, metrics, and tracesDAvailability, latency, and throughput

• Observability · 2 of 3

  SLOs, SLIs & Error Budgets

  What is the burn rate formula in SRE?

  Aburn_rate = total_errors * time_window / slo_targetBburn_rate = error_budget_remaining / error_budget_totalCburn_rate = 1 - (successful_requests / total_requests)Dburn_rate = actual_error_rate / error_budget_rate

• Observability · 3 of 3

  OpenTelemetry

  An OTLP/HTTP exporter is configured with only the base endpoint http://collector:4318. Which path does it append when sending span data?

  A/api/tracesB/v1/spansC/v1/tracesD/otlp/traces