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CNCF
PCA
PCA: Prometheus Certified Associate
CURRENT60 QPDF
UPDATED
08-28
08-28
CNCF · CURRENT EDITION
PCA 考试题 PDF
PCA: Prometheus Certified Associate
The Prometheus Certified Associate exam validates foundational observability knowledge and practical understanding of Prometheus. It covers observability concepts, Prometheus fundamentals, PromQL, instrumentation, exporters, alerting, and dashboarding. Use the official Linux Foundation PCA page to confirm the current competencies, format, duration, and policies.
| 题目数量 | 60 题 · 含答案与解析 |
|---|---|
| 发布日期 | 2026-08-28 |
| 语言 | 英文题目 · 中文导读 |
| 使用期限 | 30 days · updated editions |
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Which PromQL expression returns the total of every `node_memory_MemAvailable_bytes` metric value from 10 minutes earlier?
Asum(node_memory_MemAvailable_bytes) setoff 10m
Boffset sum(node_memory_MemAvailable_bytes[10m])
Csum(node_memory_MemAvailable_bytes offset 10m)
Dsum(node_memory_MemAvailable_bytes) offset 10m
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