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KCNA Kubernetes and Cloud Native Associate (KCNA) Questions and Answers

Questions 4

Have a pod 'hello' and a container in that pod 'green'. Which of the following commands would get the logs for that container?

Options:

A.

alias k='kubectl'

k logs -p hello -c green

B.

alias k='kubectl'

k logs hello -c green

C.

alias k='kubectl'

k get logs -p hello -c green

D.

alias k='kubectl'

k logs -p hello green

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Questions 5

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

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Questions 6

What do you call the pattern where you add a second container to the pod to collect logs infor-mation?

Options:

A.

Sidecar container logging

B.

Node level logging

C.

Application level logging

D.

Cluster level logging

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Questions 7

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

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Questions 8

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

Options:

A.

Horizontal pod autoscaler

B.

ReplicaSets

C.

kubectl

D.

Replication controller

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Questions 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

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Questions 10

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

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Questions 11

What is the most common way to scale the application in the cloud environment?

Options:

A.

Parallel Scaling

B.

Horizontal Scaling

C.

Vertical Scaling

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Questions 12

What is OPA?

Options:

A.

Open Permission Agent

B.

Online Policy Audit

C.

Open Policy Agent

D.

Offline Policy Accessor

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Questions 13

What standard does kubelet use to communicate with the container runtime?

Options:

A.

Service Mesh Interface (SMI)

B.

CRI-O

C.

ContainerD

D.

Container Runtime Interface (CRI)

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Questions 14

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

Options:

A.

Imperative

B.

None of the above

C.

Declarative

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Questions 15

What Linux feature is used to provide isolation for containers?

Options:

A.

Processes

B.

Services

C.

NetworkPolicy

D.

Control groups

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Questions 16

Which is not a service type in Kubernetes?

Options:

A.

ClusterIP

B.

NodePort

C.

Ingress

D.

LoadBalancer

E.

ExternalName

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Questions 17

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

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Questions 18

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

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Exam Code: KCNA
Exam Name: Kubernetes and Cloud Native Associate (KCNA)
Last Update: Nov 20, 2024
Questions: 126

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