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Linux Foundation KCNA Kubernetes and Cloud Native Associate (KCNA) Exam Practice Test

Demo: 18 questions
Total 126 questions
Get KCNA Full Access Download KCNA PDF

Kubernetes and Cloud Native Associate (KCNA) Questions and Answers

Question 1

Which command is used to expose Kubernetes service

Options:

A.

kubectl expose

B.

kubectl create

C.

kubectl run

Question 2

Which style of operations are preferred for K8S and cloud native applications?

Options:

A.

JSON

B.

Declarative

C.

Imperative

Question 3

To specify a Kubernetes object which language is used?

Options:

A.

JSON

B.

Go

C.

YAML

D.

Node

E.

Python

Question 4

The Kubernetes API provides an interface for storing objects. Which of the following describes the type of objects stored by the Kubernetes API?

Options:

A.

Containers

B.

REST

C.

YAML

D.

ETCD

Question 5

What is autoscaling?

Options:

A.

Automatically measuring resource usage

B.

Automatically assigning workloads to nodes in a cluster

C.

Automatically repairing broken application instances

D.

Automatically adding or removing compute resources as needed

Question 6

Open Container Initiative set container standards for

Options:

A.

Code, Build, Distribute, Deploy containers

B.

Run, build, and image

C.

Code, Build, Distribute containers

D.

Run, Build, Distribute containers

Question 7

What command use to get documentation about kubernetes resource type

Options:

A.

alias k='kubectl'

k api-resources

B.

alias k='kubectl'

k api-list

C.

alias k='kubectl'

k explain

D.

alias k='kubectl'

k get resource

Question 8

What Linux feature is used to provide isolation for containers?

Options:

A.

Processes

B.

Services

C.

NetworkPolicy

D.

Control groups

Question 9

Which of the following is used to request storage in Kubernetes?

Options:

A.

PersistentVolume 'PV'

B.

PersistentVolumeClaim 'PVC'

C.

Container Storage Interface 'CSI'

D.

StorageClasses

Question 10

You might need to run a stateless application in kubernetes, and you want to be able to scale easily and perform rolling updates. What kubernetes resource type can you use to do this

Options:

A.

Dameon set

B.

Replica set

C.

Deployment

D.

pod

E.

service

F.

Stateful set

Question 11

Fluentd is the leading project in the CNCF space for logging?

Options:

A.

TRUE

B.

FALSE

Question 12

Which organizational persona creates Service Level Agreements 'SLA', Service Level Objectives 'SLO', and Service Level Indicator 'SLI'?

Options:

A.

Developer

B.

DevSecOps

C.

Site Reliability Engineer (SRE)

D.

Security and Compliance Engineer

E.

DevOps

Question 13

An application that is nearing its usage limit. To increase the amount of users it can handle, you allo-cate additional memory resources to each instance of the application. What type of scaling is this?

Options:

A.

Horizontal Scaling

B.

Cluster Autoscaling

C.

Recursive Scaling

D.

Vertical Scaling

Question 14

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

Question 15

What does the 'kops' acronym means?

Options:

A.

Kubernetes Open Platform Specification

B.

Kubernetes Operations

C.

Kubernetes Operators

D.

Kubernetes Operation Policy Specification

Question 16

What is the name for a service that has no clusterIp address?

Options:

A.

Headless

B.

NodePort

C.

ClusterIP

D.

LoadBalancer

Question 17

Which of the following factors does scheduling take into account when selecting a Node?

Options:

A.

How many replicas there are in a Deployment

B.

Services

C.

Resource requirements

D.

The number of existing Pods on a Node

Question 18

What is Open Container Initiative 'OCI'?

Options:

A.

A protocol for communicating with the kubernetes api

B.

The governing body of the Cloud Native Computing Foundation 'CNCF'

C.

An open standard for managing service mesh in kubernetes

D.

An organization that creates open standards for containers

Load More KCNA Questions
Demo: 18 questions
Total 126 questions
Get KCNA Full Access Download KCNA PDF