KCNA Kubernetes Architecture & Components

Question 1

What is the primary function of the Kubernetes control plane?

Accepted Answer

To manage the overall state of the cluster

Answer

To run the applications.

Answer

To store the application data.

Answer

To handle networking between containers.

Question 2

Which component in Kubernetes is responsible for scheduling the pods?

Accepted Answer

Scheduler

Answer

Kubelet.

Answer

Controller Manager.

Answer

Kube-proxy.

Question 3

What is the role of the Kubelet in Kubernetes?

Accepted Answer

To ensure containers are running

Answer

To schedule pods on nodes.

Answer

To manage persistent storage.

Answer

To configure network policies.

Question 4

Which component stores the cluster's state in Kubernetes?

Accepted Answer

etcd

Answer

Scheduler.

Answer

Controller Manager.

Answer

Kube-proxy.

Question 5

What is the purpose of Kubernetes namespaces?

Accepted Answer

To organize and group resources

Answer

To isolate applications.

Answer

To store application data.

Answer

To manage containers.

Question 6

What is the function of Kubernetes pods?

Accepted Answer

To contain one or more containers

Answer

To manage clusters.

Answer

To provide network policies.

Answer

To manage persistent storage.

Question 7

What is the function of Kube-proxy in Kubernetes?

Accepted Answer

To maintain network rules

Answer

To schedule pods on nodes.

Answer

To manage the cluster state.

Answer

To manage container storage.

Question 8

Which component monitors and controls the state of the Kubernetes nodes?

Accepted Answer

Controller Manager

Answer

Scheduler.

Answer

Kubelet.

Answer

etcd.

Question 9

What is a Kubernetes Deployment?

Accepted Answer

A mechanism for updating pods

Answer

A method for scaling applications.

Answer

A set of services.

Answer

A container storage solution.