PCA Alerting And Dashboarding Practice Question
When setting up Alertmanager, what happens if you have no route defined for an alert?
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
✓
The alert is sent to the root route
If an alert matches no specific route, it will fall back to the root route of the configuration tree.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The alert triggers an error
Why it's wrong here
This is standard Alertmanager behavior.
- ✓
The alert is sent to the root route
Why this is correct
The root route acts as the default catch-all.
- ✗
The alert is sent to all receivers
Why it's wrong here
It only goes to the receiver defined in the root route.
- ✗
The alert is dropped
Why it's wrong here
It follows the routing tree until it hits the root.
About these practice questions
One of 304 original PCA practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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.