KCNA Kubernetes Architecture Fundamentals Quiz

1. Which component is responsible for assigning pods to nodes in a Kubernetes cluster?

Scheduler

API Server

Controller Manager

Kubelet

2. Which of the following best describes cloud-native applications?

Applications designed for traditional monolithic servers

Applications built for containerization, orchestration, and microservices

Applications that require no updates

Applications that cannot scale horizontally

3. What is the function of a PersistentVolume (PV) in Kubernetes?

Define resource requests for pods

Provide persistent storage abstraction

Configure pod networking

Manage container image registries

4. Which resource type is best for running batch processing workloads in Kubernetes?

Service

Job

Ingress

ConfigMap

Submit

6. Which controller manages the creation and scaling of Pods from a Deployment specification?

ReplicaSet Controller

Node Controller

Endpoint Controller

Job Controller

7. What is a Namespace in Kubernetes?

A virtual cluster within a physical cluster

A storage location for container images

A network interface on a node

A persistent volume claim

Submit

9. What is the purpose of a Kubernetes ConfigMap?

Store sensitive credentials

Store non-sensitive configuration data

Manage pod replicas

Define network policies

10. Which Kubernetes resource type ensures a specified number of pod replicas are running?

StatefulSet

ReplicaSet

DaemonSet

Job

11. What is a Pod in Kubernetes?

A collection of containers running on multiple nodes

The smallest deployable unit containing one or more containers

A persistent storage volume

A network policy rule

12. Which of the following is NOT a core Kubernetes object?

Pod

Service

Docker Engine

Deployment

13. What does etcd store in a Kubernetes cluster?

Container images

All cluster state and configuration data

Application logs

Network policies only

14. What is the primary role of the Kubernetes control plane?

Manage cluster state and schedule workloads

Run application containers directly

Handle all network traffic routing

Store persistent data for applications

15. What is the primary difference between a Deployment and a StatefulSet?

Deployments are for stateless apps; StatefulSets for apps needing stable identity

StatefulSets use fewer resources

Deployments support horizontal scaling only

StatefulSets cannot use persistent volumes

Submit

18. True or False: Kubernetes automatically manages all aspects of container networking without additional plugins.

True

False

Submit

20. True or False: Kubernetes Ingress can only route HTTP traffic.

True

False

KCNA Kubernetes Architecture Fundamentals Quiz

1. Which component is responsible for assigning pods to nodes in a Kubernetes cluster?

2.

What first name or nickname would you like us to use?

2. Which of the following best describes cloud-native applications?

3. What is the function of a PersistentVolume (PV) in Kubernetes?

4. Which resource type is best for running batch processing workloads in Kubernetes?

5. A DaemonSet ensures that a pod runs on ____ node in the cluster.

6. Which controller manages the creation and scaling of Pods from a Deployment specification?

7. What is a Namespace in Kubernetes?

8. A Secret in Kubernetes is used to store ____.

9. What is the purpose of a Kubernetes ConfigMap?

10. Which Kubernetes resource type ensures a specified number of pod replicas are running?

11. What is a Pod in Kubernetes?

12. Which of the following is NOT a core Kubernetes object?

13. What does etcd store in a Kubernetes cluster?

14. What is the primary role of the Kubernetes control plane?

15. What is the primary difference between a Deployment and a StatefulSet?

16. The kubelet is a component that runs on ____.

17. A PersistentVolumeClaim (PVC) is used to ____ a PersistentVolume.

18. True or False: Kubernetes automatically manages all aspects of container networking without additional plugins.

19. A Kubernetes Service provides ____.

20. True or False: Kubernetes Ingress can only route HTTP traffic.