Question 74 of 833
KCNA Cloud Native Observability Practice Question
What is the purpose of the metrics-server in Kubernetes?
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
✓
To provide resource usage metrics for pods and nodes
The metrics-server provides resource metrics (CPU and memory) per pod and node, used by kubectl top and the Horizontal Pod Autoscaler.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
To provide resource usage metrics for pods and nodes
Why this is correct
The metrics-server exposes CPU and memory metrics from kubelets.
- ✗
To manage service meshes
Why it's wrong here
Service meshes are managed by tools like Istio.
- ✗
To collect application logs
Why it's wrong here
Logs are collected by other tools like Fluentd.
- ✗
To store historical metrics
Why it's wrong here
The metrics-server only stores current metrics in memory.
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Last reviewed: Jun 21, 2026
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