KCNA Practice Questions

A.  

A few applications with hundreds of Pod replicas running in multiple clusters, each one providing multiple services.

B.  

Thousands of distributed applications running in a single cluster, each one providing multiple services.

C.  

Tens of distributed applications running in multiple clusters, each one providing multiple services.

D.  

Thousands of distributed applications running in multiple clusters, each one providing multiple services.

A.  

Two etcd members.

B.  

Five etcd members.

C.  

Six etcd members.

D.  

Three etcd members.

A.  

A new Pod with the same UID is scheduled to another node after a while.

B.  

A new, near-identical Pod but with different UID is scheduled to another node.

C.  

By default, a Pod can only be scheduled to the same node when the node fails.

D.  

A new Pod is scheduled on a different node only if it is configured explicitly.

A.  

Follow an automated approach to cost optimization, including visibility and forecasting.

B.  

Follow manual processes for cost analysis, including visibility and forecasting.

C.  

Use only one cloud provider to simplify the cost analysis.

D.  

Keep your legacy workloads unchanged, to avoid cloud costs.

A.  

kubectl api-resources

B.  

kubectl get namespaces

C.  

kubectl api-versions

D.  

curl https://kubectrl/namespaces

A.  

Headless Service

B.  

Nodeless Service

C.  

IPLess Service

D.  

Specless Service

A.  

Decide about the marketing strategy of the project.

B.  

Review the pull requests in the main branch.

C.  

Outline the project's “terms of engagement”.

D.  

Define the license to be used in the project.

A.  

By specifying .spec.clusterIP: headless

B.  

By specifying .spec.clusterIP: None

C.  

By specifying .spec.clusterIP: 0.0.0.0

D.  

By specifying .spec.clusterIP: localhost

A.  

To provide a user or group with permissions across all resources at the cluster level.

B.  

To assign the permissions of a Role to a user, group, or service account within a namespace.

C.  

To enforce namespace network rules by binding policies to Pods running in the namespace.

D.  

To create and define a new Role object that contains a specific set of permissions.

A.  

runC

B.  

runV

C.  

kata-containers

D.  

gvisor