Question 1

Regarding the offset modifier, which of the following queries is NOT valid?

Options :

A : sum(http_requests_total{method="GET"}) offset 5m

B : http_requests_total offset 5m

C : rate(http_requests_total[5m] offset 5m)

D : sum(http_requests_total{method="GET"} offset 5m)

Answer: A

Question 2

Which of the following queries contains a range selector?

Options :

A : sum(up) / count(up)

B : delta(node_mem_MemAvailable_bytes[1h])

C : histogram_quantile(0.5, http_request_duration_seconds_bucket)

D : avg(up)

Answer: B

Question 3

In Grafana, what visualization is the MOST appropriate for displaying the bucket values of a histogram over time?

Options :

A : Bar Gauge

B : Heatmap

C : Time Series

D : Table

Answer: B

Question 4

You are instrumenting an HTTP API with Prometheus metrics. You want to be able to get the 99th percentile latency of requests handled by your API.

How should you accomplish this?

Options :

A : Calculate the 99th percentile within the application, expose as a latency metric

B : Calculate the 99th percentile within the application, expose as a gauge metric

C : Expose a summary metric with no configured quantiles, use PromQL to calculate the 99th percentile

D : Expose a histogram metric, use PromQL to calculate the 99th percentile

Answer: D

Question 5

What is a Prometheus annotation?

Options :

A : Metadata that uniquely identifies a time series

B : Metadata that provides longer-form information about an alert

C : Metadata used to expose identifying information about targets discovered via various service discovery mechanisms

D : Metadata that uniquely identifies an alert

Answer: B

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