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KCNA Exam Dumps - Kubernetes and Cloud Native Associate (KCNA)

Question # 4

What tool allows us to build useful visual representations of prometheus data?

A.

Grafana

B.

kubectl

C.

Distributed system tracing

D.

Rook

E.

Kibana

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Question # 5

Which command-line tool is used to interact with the Kubernetes cluster?

A.

kube-api

B.

kubectl

C.

kube-scheduler

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Question # 6

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

A.

Containers

B.

REST

C.

YAML

D.

ETCD

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Question # 7

Which kubernetes resource type allows defining which pods are isolated when it comes to network-ing?

A.

Network policy

B.

Domain Name System 'DNS'

C.

Role Binding

D.

Service

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Question # 8

What is etcd used for in Kubernetes?

A.

Integration with cloud platforms

B.

Network routing for the cluster

C.

Kubernetes API security

D.

Backend object storage for the Kubernetes API

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Question # 9

kubeadm is an administrative dashboard for kubernetes

A.

False

B.

True

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Question # 10

Which command is used to expose Kubernetes service

A.

kubectl expose

B.

kubectl create

C.

kubectl run

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Question # 11

What is Open Container Initiative 'OCI'?

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

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Question # 12

The three typical opentelemetry data is?

A.

Metrics

B.

Traces

C.

Logs

D.

All of the options

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Question # 13

Various Container Orchestrator Systems (COS)?

A.

Apache Mesos

B.

None of the options

C.

Docker Swarm

D.

Kubernetes

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Question # 14

In distributed system tracing, is the term used to refer to a request as it passes through a single com-ponent of the distributed system?

A.

Log

B.

Span

C.

Trace

D.

Bucket

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Question # 15

Which of the following is an advantage a cloud-native microservices application has over monolithic applications?

A.

Cloud-native microservices applications tend to be faster and more responsive than monolithic applications.

B.

Cloud-native microservice applications tend to be easier to troubleshoot.

C.

Cloud-native microservice applications tend to be easier to scale and perform updates on.

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Question # 16

What is autoscaling?

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

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Question # 17

There are three Nodes in a cluster, and want to run exactly one replica of a Pod on each Node. Pre-fer to automatically create a replica on any new Nodes when they are added. Which Kubernetes re-source should you use?

A.

DaemonSet

B.

ReplicaSet

C.

NodeSet

D.

StatefulSet

E.

Deployment

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Question # 18

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

A.

Service Mesh Interface (SMI)

B.

CRI-O

C.

ContainerD

D.

Container Runtime Interface (CRI)

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