What are default kubernetes namespaces?

• A.default, kube-public, kube-system, kube-node-lease
• B.kube-default, kube-public, kube-system, kube-node-lease
• C.default, kube-public, kube-systems, kube-node-lease
• D.default, kube-public, kube-system, kube-node-leases

Correct Answer: A

https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/

Comment: *

Name: *

Email: *

Verification: *

You have a Kubernetes Deployment that defines 3 replicas of your application. During a deployment, one of the replicas fails to start. What happens to the deployment?

• A.The deployment remains in a failed state.
• B.The deployment continues, but with only 2 healthy replicas.
• C.Kubernetes automatically restarts the failed replica.
• D.The deployment scales down to 2 replicas.
• E.The deployment fails and rolls back to the previous version.

Comment: *

Name: *

Email: *

Verification: *

Which of the following are valid ways to define resource requests for a pod? (Select all that apply)

• A.Using the resources field in the pod's YAML definition.
• B.Using the requests' field in the container's YAML definition.
• C.Using the 'limits' field in the container's YAML definition.
• D.Using the •affinity' field in the pod's YAML definition.
• E.Using the •tolerations' field in the pod's YAML definition.

Comment: *

Name: *

Email: *

Verification: *

You are deploying a web application that requires a specific version of Node.js. How would you ensure that the correct Node.js version is installed on all nodes in your Kubernetes cluster?

• A.Install Node.js manually on each node before deploying the application.
• B.Use a Kubernetes init container to install Node.js before the main application container starts.
• C.Define a custom Kubernetes resource to manage Node.js installation across the cluster.
• D.Use a Dockerfile to include the specific Node.js version in the container image for the web application.
• E.Use a Helm chart to manage the installation of Node.js on all nodes in the cluster.

Comment: *

Name: *

Email: *

Verification: *

What is scheduling in Kubernetes

• A.Determining when to execute a cron-job
• B.Assigning pods to nodes
• C.Joining a new nodes to the clusters
• D.Setting a time for automated tasks

Correct Answer: B

https://kubernetes.io/docs/concepts/scheduling-eviction/

Comment: *

Name: *

Email: *

Verification: *