What are default kubernetes namespaces?

1. A. default, kube-public, kube-system, kube-node-lease
2. B. kube-default, kube-public, kube-system, kube-node-lease
3. C. default, kube-public, kube-systems, kube-node-lease
4. D. default, kube-public, kube-system, kube-node-leases

Correct Answer: A
https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/
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What is etcd used for in Kubernetes?

1. A. Integration with cloud platforms
2. B. Network routing for the cluster
3. C. Kubernetes API security
4. D. Backend object storage for the Kubernetes API

Correct Answer: D
etcd serves as a distributed object store that backs the Kubernetes API.

How can you achieve cost optimization in the cloud environment?

1. A. Use On Demand instances
2. B. Use Spot Instances
3. C. Use Reserved Instances
4. D. Use Bare Metal

Correct Answer: C

What is the name of the Kubernetes agent that runs on each worker nodes?

1. A. kubelet
2. B. systemd
3. C. kube-proxy
4. D. pod

Correct Answer: A
https://kubernetes.io/docs/concepts/overview/components/
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What command can you use to get documentation about a resource type from the command line?

1. A. kubectl api-resources
2. B. kubectl explain
3. C. kubectl get
4. D. kubeadm get-resource

Correct Answer: B
https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#explain Graphical user interface, text, application, email Description automatically generated