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

Answer(s): A

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

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?

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

A dashboard for Kubernetes Clusters that allows management and troubleshooting of applications.
A network proxy that runs on each node in your cluster, implementing part of the Kubernetes Service concept.
A component that watches for newly created Pods with no assigned node, and selects a node for them to run on.
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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