CNCF PCA - Prometheus Certified Associate Exam
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Total 60 questions
Question #11 (Topic: Exam A)
What is the difference between client libraries and exporters?
A. Exporters expose metrics for scraping. Client libraries push metrics via Remote Write.
B. Exporters are written in Go. Client libraries are written in many languages.
C. Exporters run next to the services to monitor, and use client libraries internally.
D. Exporters and client libraries mean the same thing.
Answer: C
Question #12 (Topic: Exam A)
What should you do with counters that have labels?
A. Instantiate them with their possible label values when creating them so they are exposed with a zero value.
B. Investigate if you can move their label value inside their metric name to limit the number of labels.
C. Save their state between application runs so you can restore their last value on startup.
D. Make sure every counters with labels has an extra counter, aggregated, without labels.
Answer: A
Question #13 (Topic: Exam A)
How would you correctly name a metric that provides metadata information about the binary?
A. app_build
B. app_metadata
C. app_build_desc
D. app_build_info
Answer: D
Question #14 (Topic: Exam A)
How would you name a metric that tracks HTTP request duration?
A. http_request_duration
B. http_request_latency
C. request_duration_seconds
D. http_request_duration_seconds
Answer: D
Question #15 (Topic: Exam A)
How can you use Prometheus node exporter?
A. You can use it to collect metrics for hardware and OS metrics.
B. You can use it to instrument applications with metrics.
C. You can use it to collect resource metrics from the application HTTP server.
D. You can use it to probe endpoints over HTTP, HTTPS.
Answer: A
