PCA無料問題集「Linux Foundation Prometheus Certified Associate」

質問 1

What popular open-source project is commonly used to visualize Prometheus data?

（A）Loki

（B）Kibana

（C）Thanos

（D）Grafana

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

How do you configure the rule evaluation interval in Prometheus?

（A）You can configure the evaluation interval in the global configuration file and in the rule configuration file.

（B）You can configure the evaluation interval in the service discovery configuration and in the command-line flags.

（C）You can configure the evaluation interval in the scraping job configuration file and in the command-line flags.

（D）You can configure the evaluation interval in the Prometheus TSDB configuration file and in the rule configuration file.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

Given the following Histogram metric data, how many requests took less than or equal to 0.1 seconds?
apiserver_request_duration_seconds_bucket{job="kube-apiserver", le="+Inf"} 3 apiserver_request_duration_seconds_bucket{job="kube-apiserver", le="0.05"} 0 apiserver_request_duration_seconds_bucket{job="kube-apiserver", le="0.1"} 1 apiserver_request_duration_seconds_bucket{job="kube-apiserver", le="1"} 3 apiserver_request_duration_seconds_count{job="kube-apiserver"} 3 apiserver_request_duration_seconds_sum{job="kube-apiserver"} 0.554003785

（A）3

（B）1

（C）0.554003785

（D）0

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

Given the metric prometheus_tsdb_lowest_timestamp_seconds, how do you know in which month the lowest timestamp of your Prometheus TSDB belongs?

（A）prometheus_tsdb_lowest_timestamp_seconds % month

（B）format_date(prometheus_tsdb_lowest_timestamp_seconds,"%M")

（C）(time() - prometheus_tsdb_lowest_timestamp_seconds) / 86400

（D）month(prometheus_tsdb_lowest_timestamp_seconds)

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

What is metamonitoring?

（A）Metamonitoring is a monitoring that covers 100% of a service.

（B）Metamonitoring is monitoring social networks for end user complaints about quality of service.

（C）Metamonitoring is the monitoring of non-IT systems.

（D）Metamonitoring is the monitoring of the monitoring infrastructure.

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

If the vector selector foo[5m] contains 1 1 NaN, what would max_over_time(foo[5m]) return?

（A）No answer.

（B）1

（C）NaN

（D）It errors out.

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

What does scrape_interval configure in Prometheus?

（A）It defines how often to send alerts.

（B）It defines how frequently to scrape targets.

（C）It defines how often to refresh metrics.

（D）It defines how frequently to evaluate rules.

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

PCA 無料問題集「Linux Foundation Prometheus Certified Associate」

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