PCA Prometheus Fundamentals Practice Question
If you have a scrape_interval of 15s, what is the recommended minimum scrape_timeout?
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
✓
10s
The timeout should generally be slightly less than or equal to the scrape_interval, but it must be sufficient to allow the target to respond.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
5s
Why it's wrong here
This is often too short for complex targets.
- ✓
10s
Why this is correct
It is standard practice to set the timeout to a significant fraction of the interval, often 10s for a 15s interval.
- ✗
30s
Why it's wrong here
Timeout cannot be larger than the scrape interval.
- ✗
15s
Why it's wrong here
Setting them equal can lead to overlap issues.
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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.