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Kubernetes and Cloud Native Associate (KCNA) Question and Answers

Kubernetes and Cloud Native Associate (KCNA)

Last Update May 4, 2024
Total Questions : 126

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Questions 1

What is the command to list all the available objects in your Kubernetes cluster?

Options:

A.  

kubectl get all

B.  

kubectl get api-resources

C.  

kubectl api-resources

D.  

kubectl get pods

Discussion 0
Questions 2

Which part of a Kubernetes cluster is responsible for running container workloads?

Options:

A.  

Worker Node

B.  

kube-proxy

C.  

Control plane

D.  

etcd

Discussion 0
Questions 3

Which of the following is not the part of Kubernetes Control Plane?

Options:

A.  

kube scheduler

B.  

etcd (pronounce: esty-d)

C.  

kube api-server

D.  

kube-proxy

Discussion 0
Questions 4

What can you use to add new resource types to your cluster?

Options:

A.  

start container

B.  

CustomResourceDefinitions

C.  

init container

D.  

Flux

E.  

CRI-O

Discussion 0
Questions 5

Which kubernetes object do deployments use behind the scenes when they need to scale pods?

Options:

A.  

POD

B.  

Deployment

C.  

Horizontal pod autoscaler

D.  

Api Scheduler

E.  

Replicasets

Discussion 0
Questions 6

What is the name for the tool that manages communication between pods, injects a sidecar proxy container into each pod and directs network traffic through the proxy container?

Options:

A.  

namespace

B.  

Deployment

C.  

Network policy

D.  

Service mesh

E.  

Service

Discussion 0
Questions 7

What does the 'kops' acronym means?

Options:

A.  

Kubernetes Open Platform Specification

B.  

Kubernetes Operations

C.  

Kubernetes Operators

D.  

Kubernetes Operation Policy Specification

Discussion 0
Questions 8

Which of the following components is part of the Kubernetes control panel

Options:

A.  

kubectl

B.  

kube-proxy

C.  

Service Mesh

D.  

kubelet

E.  

Cloud control manager

Discussion 0
Questions 9

How can persistent volume be provisioned?

Options:

A.  

Automatically

B.  

Bootstrap

C.  

Dynamically

Discussion 0
Questions 10

What is the smallest possible unit in Kubernetes to run a container?

Options:

A.  

pod

B.  

docker

C.  

service

D.  

container

Discussion 0
Questions 11

To run a startup task before a Pod's container starts up. What Kubernetes feature can help you ac-complish this?

Options:

A.  

Init container

B.  

Sidecar container

C.  

Startup probe

D.  

DaemonSet

Discussion 0
Questions 12

What tool allows you to create self-managing, self-scaling, self-healing storage?

Options:

A.  

Persistent Volume

B.  

Persistent Volume Claim

C.  

Storage Class

D.  

Rook

E.  

Volume

Discussion 0
Questions 13

How should folks new to the cloud native ecosystem, go about learning the different aspects of the ecosystem?

Options:

A.  

by signing up the CNCF slack

B.  

by reading the Kubernetes documentation

C.  

by looking at the cloud native landscape

D.  

by looking at the cloud native trail-map

Discussion 0
Questions 14

Which of the following is NOT a Kubernetes component?

Options:

A.  

Scheduler

B.  

Docker

C.  

Cloud Controller manager

D.  

Kube-proxy

Discussion 0
Questions 15

Which is NOT a use case for the Kubernetes dashboard?

Options:

A.  

Troubleshooting any issues with applications

B.  

Managing running applications

C.  

Installing new Kubernetes cluster

D.  

Managing the entire Kubernetes cluster

Discussion 0
Questions 16

What is container runtime?

Options:

A.  

The amount of time it takes a container to execute

B.  

A container image format

C.  

Another term of kubelet or kubectl

D.  

Software that runs containers

Discussion 0
Questions 17

What is not semantic versioning?

Options:

A.  

1.0.0

B.  

2022-05-04

C.  

1.0.0-alpha

D.  

1.0.0-beta.2

Discussion 0
Questions 18

Which tool is built on the GitOps toolkit?

Options:

A.  

Jenkins-X

B.  

GitHub Workflow & Actions

C.  

Flux

D.  

Jenkins

E.  

ArgoCD

F.  

Travis CI

Discussion 0