PCA Alerting And Dashboarding Practice Question
Which THREE of the following are valid components within a Prometheus Alerting Rule file?
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
✓
expr
Prometheus alerting rules contain a 'groups' array, which contains individual 'rules' (alerts or recordings), and each alert rule must have an 'alert' name and 'expr'.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
expr
Why this is correct
The PromQL expression used to evaluate the condition.
- ✗
receiver
Why it's wrong here
Receivers are defined in Alertmanager, not the Prometheus rule file.
- ✓
groups
Why this is correct
The top-level structure of a rule file.
- ✓
alert
Why this is correct
The name assigned to the alert.
- ✗
routing_tree
Why it's wrong here
Routing belongs to Alertmanager, not the Prometheus rule file.
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.