KCNA Exam Dumps Pass with Updated Sep-2023 Tests Dumps [Q49-Q71]

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KCNA Exam Dumps Pass with Updated Sep-2023 Tests Dumps

KCNA exam questions for practice in 2023 Updated 128 Questions

Linux Foundation KCNA (Kubernetes and Cloud Native Associate) exam is an entry-level certification program that is designed to validate the knowledge and skills of individuals who are interested in working with Kubernetes and cloud-native technologies. KCNA exam is designed for professionals who are looking to gain a strong foundational understanding of Kubernetes, containerization, and orchestration technologies.

Linux Foundation has been providing certification exams to individuals who want to demonstrate their expertise in open source technologies. One of their newest offerings is the KCNA (Kubernetes and Cloud Native Associate) Certification Exam. KCNA exam is designed for individuals who want to prove their knowledge and skills in cloud native computing and Kubernetes.

Q49. Which of the following container runtime is planned to be deprecated in Kubernetes 1.20 and high-er?

cri-o

None of the options

docker

podman

containerd

https://kubernetes.io/blog/2020/12/02/dont-panic-kubernetes-and-docker/

Q50. What can you use to add new resource types to your cluster?

start container

CustomResourceDefinitions

init container

Flux

CRI-O

https://kubernetes.io/docs/concepts/extend-kubernetes/api-extension/custom-resources/

Q51. Flux is built using which toolkit?

CI/CD

DevSecOps

GitOps

DevOps

https://fluxcd.io/

Q52. What do you call the pattern where you add a second container to the pod to collect logs infor-mation?

Sidecar container logging

Node level logging

Application level logging

Cluster level logging

https://kubernetes.io/docs/concepts/cluster-administration/logging/

Q53. What is a commonly used package manager for kubernetes applications?

npm

apt

helm

kubernetes manifest

https://helm.sh/

Q54. 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?

Horizontal Scaling

Cluster Autoscaling

Recursive Scaling

Vertical Scaling

Q55. What is FinOps?

The first step in any cloud transformation

Stage beyond DevOps or DevSecOps, where organization transition to serverless tech-nologies

Using data to make cost savings decisions about cloud usage

Specialized cloud features used by financial industries (example: banks, insurance, etc)

https://www.servicenow.com/products/it-asset-management/what-is-finops.html

Q56. What is container runtime?

The amount of time it takes a container to execute

A container image format

Another term of kubelet or kubectl

Software that runs containers

https://www.aquasec.com/cloud-native-academy/container-security/container-runtime/

Q57. Which is NOT a use case for the Kubernetes dashboard?

Troubleshooting any issues with applications

Managing running applications

Installing new Kubernetes cluster

Managing the entire Kubernetes cluster

Q58. Which kubernetes object do deployments use behind the scenes when they need to scale pods?

Horizontal pod autoscaler

ReplicaSets

kubectl

Replication controller

https://kubernetes.io/docs/concepts/workloads/controllers/replicaset/

Q59. Which role is responsible of creating service level indicator ‘SLI’, service level objective ‘SLO’, & Service Level Agreements ‘SLA’

Site reliability engineer ‘SRE’

DevOps

GitOps

Security and compliance engineer

Developer

https://www.atlassian.com/incident-management/kpis/sla-vs-slo-vs-sli

Q60. What is etcd used for in Kubernetes?

Integration with cloud platforms

Network routing for the cluster

Kubernetes API security

Backend object storage for the Kubernetes API

etcd serves as a distributed object store that backs the Kubernetes API.

Q61. The three typical opentelemetry data is?

Metrics

Traces

Logs

All of the options

https://opentelemetry.io/docs/concepts/data-sources/

Q62. What is container orchestration?

Packaging code and all of its dependencies into a single executable

Adding code to a container image so it can run as a container

Using automation to manage containers

Spinning a new containers to replace old ones

https://www.redhat.com/en/topics/containers/what-is-container-orchestration

Q63. Which command is used to expose Kubernetes service

kubectl expose

kubectl create

kubectl run

https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#expose

Q64. What does the ‘kops’ acronym means?

Kubernetes Open Platform Specification

Kubernetes Operations

Kubernetes Operators

Kubernetes Operation Policy Specification

https://github.com/kubernetes/kops

Q65. What is the default service type in Kubernetes?

CusterIP

NodePort

serviceType

loadBalancer

https://kubernetes.io/docs/concepts/services-networking/service/#publishing-services-service-types

Q66. What do control groups provide when it come to containers

Permission

Image Storage

Isolation

Logging

Q67. Which of the following is an example of vertical scaling?

Using cluster autoscaler

Adding more resources (memory and/or cpu) to a kubernetes node

Adding more nodes to kubernetes cluster

Adding more replica pods to a deployment

https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/

Q68. What Kubernetes resource would allow you to run one Pod on some of your Nodes?

DaemonSet

ClusterSet

Deployment

ReplicaSet

https://kubernetes.io/docs/concepts/workloads/controllers/daemonset/

Q69. Which CNCF project is the dominant project with respect to container registries

Envoy

Harbor

Kubernetes

Rook

https://goharbor.io/

Q70. Which of the following components is part of the Kubernetes control panel

kubectl

kube-proxy

Service Mesh

kubelet

Cloud control manager

https://kubernetes.io/docs/concepts/overview/components/

Q71. A new Pod is created. Then, the Pod is assigned to a Node. Which Kubernetes component was re-sponsible for determining which Node to assign the Pod to?

kubelet

Scheduler

API Server

Controller manager

https://kubernetes.io/docs/reference/command-line-tools-reference/kube-scheduler/

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