KCNA Cloud Native Observability Practice Question
What is the primary purpose of Prometheus in cloud native observability?
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
✓
Collect and store metrics
Prometheus is a metric system that collects and stores numeric time-series data.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Provide distributed tracing
Why it's wrong here
Tracing is handled by Jaeger or Zipkin, not Prometheus.
- ✗
Visualize data
Why it's wrong here
Visualization is typically done with Grafana, not Prometheus.
- ✗
Collect and store logs
Why it's wrong here
Log collection is not Prometheus's primary function.
- ✓
Collect and store metrics
Why this is correct
Prometheus is a metrics system.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This KCNA practice question is part of Courseiva's free CNCF 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 KCNA exam.