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

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 3

Which of the following queries contains a dimensional aggregation?

Options :

A : delta(node_mem_MemAvailable_bytes[1h])

B : avg(up)

C : rate(http_requests_total{status_code=~`5\d\d`}[5m])

D : avg_over_time(up[1d])

Answer: B

Question 4

Given the following two time series and assuming a scrape interval of 1m, what is the result of the query given below?

Series:

http_requests_total{status_code="200"} 0 1 1 2 4

http_requests_total{status_code="500"} 3 3 3 5 5

Query: changes(http_requests_total[5m])

Options :

A : http_requests_total{status_code="200"} 3

B : http_requests_total{status_code="500"} 1

C : http_requests_total{status_code="200"} 4

D : http_requests_total{status_code="500"} 2

E : {status_code="200"} 4

F : {status_code="500"} 2

G : {status_code="200"} 3

H : {status_code="500"} 1

Answer: G

Question 5

You want to configure a Blackbox Exporter probe that checks whether or not your servers respond successfully to ping.

What type of probe should you use?

Options :

A : TCP

B : HTTP

C : gRPC

D : ICMP

Answer: D