PCA Alerting And Dashboarding Practice Question
You need to ensure that an alert remains 'firing' for 5 minutes before the Alertmanager is notified. Which field in the Prometheus alerting rule should you configure?
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
✓
for
The 'for' field in a Prometheus alerting rule specifies the duration for which a condition must be true before the alert transitions from 'pending' to 'firing'.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
pending_duration
Why it's wrong here
'pending_duration' is not a valid field in Prometheus alerting rules.
- ✓
for
Why this is correct
The 'for' field allows a duration to be specified before an alert is considered firing.
- ✗
delay
Why it's wrong here
'delay' is not a valid field in Prometheus alerting rules.
- ✗
hold_time
Why it's wrong here
'hold_time' is not a valid field in Prometheus alerting rules.
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.