PCA Alerting And Dashboarding Practice Question
Which file format is used to define Prometheus alerting rules?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
YAML
Prometheus configuration and rules files use the YAML format.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
YAML
Why this is correct
Prometheus rules are defined in YAML files.
- ✗
JSON
Why it's wrong here
While JSON is used for API interactions, rules files are YAML.
- ✗
TOML
Why it's wrong here
TOML is not the standard format for Prometheus rules.
- ✗
XML
Why it's wrong here
Prometheus does not support XML for configuration.
About these practice questions
This PCA question is part of Courseiva's 304-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This PCA practice question is part of Courseiva's free CNCF / Linux Foundation certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCA exam.