PCA PCA Service Discovery & Targets

Question 1

Which Prometheus configuration block defines how targets are discovered dynamically in a Kubernetes cluster?

Accepted Answer

scrape_configs with kubernetes_sd_configs

Answer

alerting_rules with k8s selectors

Answer

remote_write with cluster endpoints

Answer

recording_rules with pod labels

Question 2

What is the purpose of the `relabel_configs` section in a Prometheus scrape job?

Accepted Answer

To rewrite or filter target labels before scraping

Answer

To define alerting thresholds for discovered targets

Answer

To configure remote storage destinations

Answer

To set scrape intervals per metric

Question 3

Which action in relabel_configs drops a target entirely from the scrape list?

Accepted Answer

drop

Answer

keep

Answer

replace

Answer

labelmap

Question 4

In Prometheus file-based service discovery, which file format is used to define static targets?

Accepted Answer

JSON or YAML

Answer

TOML only

Answer

CSV

Answer

XML

Question 5

What does the `__address__` label represent in Prometheus service discovery?

Accepted Answer

The host:port of the scrape target

Answer

The metric namespace prefix

Answer

The Prometheus server's own address

Answer

The alertmanager endpoint

Question 6

Which service discovery mechanism allows Prometheus to discover targets registered in HashiCorp Consul?

Accepted Answer

consul_sd_configs

Answer

dns_sd_configs

Answer

http_sd_configs

Answer

static_configs