최신Linux Foundation Prometheus Certified Associate - PCA무료샘플문제

A. (time() - prometheus_tsdb_lowest_timestamp_seconds) / 86400

B. month(prometheus_tsdb_lowest_timestamp_seconds)

C. format_date(prometheus_tsdb_lowest_timestamp_seconds,"%M")

D. prometheus_tsdb_lowest_timestamp_seconds % month

A. max by (instance) up

B. max without (instance) up

C. max on (instance) (up)

D. max without (instance, job) up

A. It defines how frequently to evaluate rules.

B. It defines how frequently to scrape targets.

C. It defines how often to refresh metrics.

D. It defines how often to send alerts.

A. Inhibition

B. Silence

C. Deduplication

D. Grouping

A. It is a set of rules that are executed sequentially.

B. It is the set (the group) of all the rules in a file.

C. It is a set of rules, split into groups by type.

D. It is a set of rules that are grouped by labels.

A. Make sure every counter with labels has an extra counter, aggregated, without labels.

B. Save their state between application runs so you can restore their last value on startup.

C. Investigate if you can move their label value inside their metric name to limit the number of labels.

D. Instantiate them with their possible label values when creating them so they are exposed with a zero value.

A. The value represents two different things across the dimensions: code and verb.

B. Metric names are missing a prefix to indicate which application is exposing the query.