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Free KCNA Exam Braindumps (page: 2)

Page 1 of 42
PDF with 199 Questions

What native runtime is Open Container Initiative (OCI) compliant?

  1. runC
  2. runV
  3. kata-containers
  4. gvisor

Answer(s): A



Which API object is the recommended way to run a scalable, stateless application on your cluster?

  1. ReplicaSet
  2. Deployment
  3. DaemonSet
  4. Pod

Answer(s): B



A CronJob is scheduled to run by a user every one hour. What happens in the cluster when it's time for this CronJob to run?

  1. Kubelet watches API Server for CronJob objects. When it's time for a Job to run, it runs the Pod directly.
  2. Kube-scheduler watches API Server for CronJob objects, and this is why it's called kube-scheduler.
  3. CronJob controller component creates a Pod and waits until it finishes to run.
  4. CronJob controller component creates a Job. Then the Job controller creates a Pod and waits until it finishes to run.

Answer(s): D



What is the purpose of the kubelet component within a Kubernetes cluster?

  1. A dashboard for Kubernetes Clusters that allows management and troubleshooting of applications.
  2. A network proxy that runs on each node in your cluster, implementing part of the Kubernetes Service concept.
  3. A component that watches for newly created Pods with no assigned node, and selects a node for them to run on.
  4. An agent that runs on each node in the cluster. It makes sure that containers are running in a Pod.

Answer(s): D






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