Question 1

You have configured the Elastic Kubernetes Service on AWS and have deployed Node Exporter to each of the hosts and configured it to be managed by systemd.

Which of the following service discovery methods should you use to configure a Prometheus scrape for Node Exporter?

Options :

A : file_sd_configs

B : ec2_sd_configs

C : static_sd_configs

D : kubernetes_sd_configs

Answer: B

Question 2

Given the following two time series, what is the result of the query given below?

Series:

up{job="node", instance="node1"} 0 1 1 0 1

up{job="node", instance="node2"} 1 0 1 1 1

Query: sum(up)

Options :

A : {job="node", instance="node1"} 3

B : {job="node", instance="node2"} 4

C : {} 2

D : up{job="node", instance="node1"} 1

E : up{job="node", instance="node2"} 1

F : {job="node"} 2

Answer: C

Question 3

Which Prometheus user interface tab allows for viewing the current configuration of Prometheus?

Options :

A : Help

B : Graph

C : Alerts

D : Status

Answer: D

Question 4

Which of the following is a valid way to trigger a Prometheus configuration reload?

Options :

A : Sending an HTTP GET request to the /-/reload endpoint with the --web.enable-admin-api command line flag set

B : Sending an HTTP GET request to the /-/reload endpoint with the --web.enable-enable-lifecycle command line flag set

C : Sending an HTTP POST request to the /-/reload endpoint with the --web.enable-admin-api command line flag set

D : Sending a SIGHUP to the Prometheus process

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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