PCA Prometheus Fundamentals Practice Question
You are deploying Prometheus in a Kubernetes cluster and need to ensure it discovers pods labeled 'app=frontend'. Which configuration block is required?
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
✓
kubernetes_sd_configs
kubernetes_sd_configs is the standard mechanism to discover pods dynamically.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
kubernetes_sd_configs
Why this is correct
kubernetes_sd_configs allows Prometheus to interface with the Kubernetes API for dynamic discovery.
- ✗
dns_sd_configs
Why it's wrong here
dns_sd_configs relies on SRV records, not Kubernetes labels.
- ✗
static_configs
Why it's wrong here
static_configs is for hardcoded targets, not dynamic discovery.
- ✗
file_sd_configs
Why it's wrong here
file_sd_configs requires a JSON or YAML file on disk, not direct K8s integration.
About these practice questions
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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.