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KCNA Practice Exam Questions and Answers

Kubernetes and Cloud Native Associate (KCNA)

Last Update 6 days ago
Total Questions : 126

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Question # 1

How can you achieve cost optimization in the cloud environment?

Options:

A.  

Use On Demand instances

B.  

Use Spot Instances

C.  

Use Reserved Instances

D.  

Use Bare Metal

Discussion 0
Question # 2

Which project is not a dominant CNCF project in the storage landscape?

Options:

A.  

Envoy

B.  

Vitess

C.  

Rook

D.  

TiKV

Discussion 0
Question # 3

What is OPA?

Options:

A.  

Open Permission Agent

B.  

Online Policy Audit

C.  

Open Policy Agent

D.  

Offline Policy Accessor

Discussion 0
Question # 4

What is the use of labels in Kubernetes?

Options:

A.  

All of the options

B.  

It is used to assign annotation to an object

C.  

It is used to assign key-value pair to an object

D.  

It is used to assign a name to an object.

Discussion 0
Question # 5

What is horizontal scaling?

Options:

A.  

Creating a Deployment

B.  

Adding resources to existing apps and servers

C.  

Moving workloads from one server to another

D.  

Adding additional replicas of apps and servers

Discussion 0
Question # 6

What are cluster-wide objects

Options:

A.  

Service and Pods

B.  

Volumes and Nodes

C.  

ConfigMaps and Secrets

Discussion 0
Question # 7

'kubectl delete -n my-ns po,svc --all' will delete pods and services including uninitialized ones in the namespace 'my-ns'

Options:

A.  

FALSE

B.  

TRUE

Discussion 0
Question # 8

Which of the following is not a stop on the cloud native trailmap?

Options:

A.  

Microservices

B.  

CI/CD

C.  

Containerization

D.  

Software distribution

Discussion 0
Question # 9

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

Discussion 0
Question # 10

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

Discussion 0
Question # 11

What feature is used for selecting the container runtime configuration?

Options:

A.  

RuntimeClass

B.  

RuntimeContainer

C.  

Runtime

D.  

RuntimeConfig

Discussion 0
Question # 12

Which is not a service type in Kubernetes?

Options:

A.  

ClusterIP

B.  

NodePort

C.  

Ingress

D.  

LoadBalancer

E.  

ExternalName

Discussion 0
Question # 13

What does CNCF stand for?

Options:

A.  

Cloud Native Computing Foundation

B.  

Cloud Native Cloud Foundation

C.  

Cloud Native Container Foundation

Discussion 0
Question # 14

How would you return all the pod data in the json format using kubectl command?

Options:

A.  

kubectl get pods -o json

B.  

kubectl get pods --all-namspaces

C.  

kubectl get pods -o wide

D.  

kubectl get pods -o jsonpath

Discussion 0
Question # 15

What are container runtimes with Kubernetes?

Options:

A.  

CRI-O

B.  

lxd

C.  

containerd

D.  

Dockershim

Discussion 0
Question # 16

Which of the following container runtime is planned to be deprecated in Kubernetes 1.20 and high-er?

Options:

A.  

cri-o

B.  

None of the options

C.  

docker

D.  

podman

E.  

containerd

Discussion 0
Question # 17

What is scheduling in Kubernetes

Options:

A.  

Determining when to execute a cron-job

B.  

Assigning pods to nodes

C.  

Joining a new nodes to the clusters

D.  

Setting a time for automated tasks

Discussion 0
Question # 18

What CNCF project is the leading DNS project in the CNCF landscape?

Options:

A.  

Kubernetes

B.  

gRPC

C.  

KubeDNS

D.  

CoreDNS

Discussion 0
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