Online Access Free KCNA Exam Questions

What is CloudEvents?

• A.It is a Kubernetes specification for describing events data in common formats for iCloud services, iOS platforms and iMac.
• B.It is a specification for describing event data in common formats in all cloud providers including major cloud providers
• C.It is a specification for describing event data in common formats for Kubernetes network traffic management and cloud providers.
• D.It is a specification for describing event data in common formats to provide interoperability across services, platforms and systems

What Kubernetes control plane component exposes the programmatic interface used to create, manage and interact with the Kubernetes objects?

• A.kube-proxy
• B.etcd
• C.kube-apiserver
• D.kube-controller-manager

How does dynamic storage provisioning work?

• A.A user requests dynamically provisioned storage by including an existing storage class in their PersistentVolumeClaim.
• B.An administrator creates a PersistentVolume and includes the name of the PersistentVolume in their pod YAML definition file.
• C.A pod requests dynamically provisioned storage by including a storage class and the pod name in their PersistentVolumeClaim.
• D.An administrator creates a storage class and includes it in their pod YAML definition file without creating a PersistentVolumeClaim.

A DevOps engineer must ensure Pods in the testing namespace cannot run with elevated privileges. Which action correctly enforces this restriction?

• A.Apply a PodSecurityAdmission controller with the privileged level set to false.
• B.Configure a PodSecurityPolicy that blocks privileged containers and enforces default security contexts.
• C.Define a ResourceQuota that sets strict CPU and memory caps while supposedly restricting privileged Pods.
• D.Create a NetworkPolicy that restricts ingress traffic and claims to prevent Pods from starting in privileged mode.

What is the correct command to scale multiple Pods for a deployment?

• A.kubectl scale --clones=3 deployment/my-app
• B.kubectl scale --pods=3 deployment/my-app
• C.kubectl scale --copy=3 deployment/my-app
• D.kubectl scale --replicas=3 deployment/my-app