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KCNA Cloud Native Observability Practice Question

What does the 'kubectl logs' command retrieve?

⚠ Common exam trap

KCNA often tests the distinction between different types of logs and events, and candidates may confuse 'kubectl logs' with 'kubectl get events' or assume it retrieves node-level logs.

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

✓

Container logs

The 'kubectl logs' command retrieves the standard output (stdout) and standard error (stderr) streams from a container running in a pod. It directly accesses the container's log files on the node (e.g., /var/log/pods/...) or streams them from the container runtime. This is the primary way to debug application issues in Kubernetes.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • ✗

    Audit logs

    Why it's wrong here

    Audit logs record API server requests for security and compliance review, not application output. The command reads a container's stdout/stderr stream. Audit logging is configured separately on the API server, so it would be the right source when investigating who changed a resource, not what a workload printed.

  • ✗

    Cluster events

    Why it's wrong here

    Cluster events are short-lived records of scheduling, pulling and probe failures, surfaced by kubectl get events or describe. kubectl logs instead streams a container's stdout/stderr. Events are the correct source for diagnosing why a pod will not start, not for reading application output.

  • ✓

    Container logs

    Why this is correct

    `kubectl logs` streams stdout and stderr captured by the container runtime for a specific container in a pod, satisfying the stem's request for container-level output. It reads from the node's log files rather than cluster events or API audit records, so it returns application output only.

  • ✗

    Node logs

    Why it's wrong here

    Node logs capture kubelet and container-runtime output on the host, which kubectl logs never reads. It is tempting because node-level diagnostics exist, but they are reached through journalctl or node log agents; kubectl logs streams stdout/stderr from a specific pod's container instead.

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Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed September 2026 · checked against the official CNCF exam blueprint

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