Kubernetes MCQs - Monitoring, Logging, and Debugging

21.) Which monitoring tool can be deployed via Helm charts in Kubernetes?

A) Prometheus

B) Fluentd

C) Loki

D) All of the above

Answer: Option D

Explanation: Helm charts are available for deploying Prometheus, Fluentd, Loki, and more.

22.) How can you get events related to a specific pod?

A) kubectl get events –pod <pod-name>

B) kubectl logs events

C) kubectl describe pod <pod-name>

D) kubectl get pod-events

Answer: Option C

Explanation: Describing a pod shows events associated with it.

23.) What does the -n flag specify in commands like kubectl logs -n kube-system?

A) Namespace

B) Node logs

C) New logs

D) Notification level

Answer: Option A

Explanation: -n or –namespace targets a specific namespace for commands.

24.) Which component aggregates and sends container logs to Elasticsearch?

A) Fluentd

B) Prometheus

C) Grafana

D) kube-proxy

Answer: Option A

Explanation: Fluentd is commonly used to forward logs to backends like Elasticsearch.

25.) Which of the following is a benefit of using Loki for logging in Kubernetes?

A) Uses SQL for querying logs

B) Integrates natively with Prometheus labels

C) Replaces Prometheus

D) Monitors network policies

Answer: Option B

Explanation: Loki stores logs and uses Prometheus-style labeling for correlation.

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Kubernetes MCQs – Monitoring, Logging, and Debugging