[Nov 27, 2023] Free Kubernetes Cloud Native Associate KCNA Exam Question
KCNA dumps & Kubernetes Cloud Native Associate sure practice dumps
The Linux Foundation KCNA exam is designed to test the candidate's knowledge and understanding of Kubernetes and cloud-native technologies. It covers a range of topics such as deploying, managing, and scaling applications in Kubernetes, understanding Kubernetes architecture and components, and configuring Kubernetes networking and security. KCNA exam also tests the candidate's knowledge of containerization technologies such as Docker and container orchestration tools like Helm.
The KCNA certification is highly regarded in the IT industry and is recognized by many organizations as a benchmark for cloud-native expertise. Kubernetes and Cloud Native Associate certification is ideal for IT professionals who want to enhance their career prospects and demonstrate their knowledge and skills in the field of cloud computing and containerization. Kubernetes and Cloud Native Associate certification is also suitable for organizations that want to validate the skills of their employees in Kubernetes and other cloud-native technologies.
NEW QUESTION # 32
What is autoscaling?
- A. Automatically assigning workloads to nodes in a cluster
- B. Automatically adding or removing compute resources as needed
- C. Automatically repairing broken application instances
- D. Automatically measuring resource usage
Answer: B
Explanation:
https://kubernetes.io/blog/2016/07/autoscaling-in-kubernetes/
Autoscaling means automatically scaling up or down in response to real-time usage data.
NEW QUESTION # 33
kubeadm is an administrative dashboard for kubernetes
- A. False
- B. True
Answer: A
Explanation:
https://kubernetes.io/docs/reference/setup-tools/kubeadm/
NEW QUESTION # 34
To specify a Kubernetes object which language is used?
- A. YAML
- B. Node
- C. Python
- D. JSON
- E. Go
Answer: A
Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/kubernetes-objects/
NEW QUESTION # 35
What is Open Container Initiative 'OCI'?
- A. An open standard for managing service mesh in kubernetes
- B. The governing body of the Cloud Native Computing Foundation 'CNCF'
- C. An organization that creates open standards for containers
- D. A protocol for communicating with the kubernetes api
Answer: C
Explanation:
https://opencontainers.org/
NEW QUESTION # 36
Which control plane component is responsible for scheduling pods?
- A. kubelet
- B. kube-proxy
- C. kube scheduler
- D. kube api-server
Answer: C
Explanation:
https://kubernetes.io/docs/concepts/overview/components/
NEW QUESTION # 37
What are default kubernetes namespaces?
- A. default, kube-public, kube-system, kube-node-leases
- B. default, kube-public, kube-systems, kube-node-lease
- C. kube-default, kube-public, kube-system, kube-node-lease
- D. default, kube-public, kube-system, kube-node-lease
Answer: D
Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/
NEW QUESTION # 38
Which of the following is not the required field to describe Kubernetes objects?
- A. metadata
- B. Kind
- C. Container
- D. apiVersion
- E. spec
Answer: C
Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/kubernetes-objects/
NEW QUESTION # 39
Which authentication method allows JWTs to authenticate?
- A. OPA gatekeeper
- B. Anonymous
- C. OpenId connect
- D. Client 'TLS' certificates
Answer: C
NEW QUESTION # 40
What is the command to list all the available objects in your Kubernetes cluster?
- A. kubectl api-resources
- B. kubectl get pods
- C. kubectl get all
- D. kubectl get api-resources
Answer: A
Explanation:
https://kubernetes.io/docs/reference/kubectl/cheatsheet/
NEW QUESTION # 41
Which of the following best describes a cloud-native app?
- A. An application that publishes an HTTPS web front-end.
- B. An application that leverages services that are native to public cloud platforms such as Azure, GCP, and/or AWS.
- C. An application where all logic is coded into a single large binary.
- D. An application that takes advantages of cloud computing fromworks and their loosely coupled cloud services.
Answer: D
Explanation:
Cloud-native apps leverage cloud computing frameworks and tend to be microservices based, where individual components of the app are coded as individual.
NEW QUESTION # 42
What is container runtime?
- A. A container image format
- B. Software that runs containers
- C. The amount of time it takes a container to execute
- D. Another term of kubelet or kubectl
Answer: B
Explanation:
https://www.aquasec.com/cloud-native-academy/container-security/container-runtime/
NEW QUESTION # 43
What command use to get documentation about kubernetes resource type
- A. alias k='kubectl'
k api-resources - B. alias k='kubectl'
k get resource - C. alias k='kubectl'
k explain - D. alias k='kubectl'
k api-list
Answer: C
Explanation:
https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#explain
NEW QUESTION # 44
Continuous delivery is ______.
- A. Coding, Building and Testing the code
- B. Manually deploying the code
- C. Automatically deploying code to [container or server] environment
Answer: C
NEW QUESTION # 45
Which of the following are characteristics of Statefulsets?
- A. Ordered, graceful deployment and scaling
- B. Creates replica sets
- C. Uses headless services
Answer: A
Explanation:
https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/
NEW QUESTION # 46
Have a pod 'hello' and a container in that pod 'green'. Which of the following commands would get the logs for that container?
- A. alias k='kubectl'
k logs -p hello green - B. alias k='kubectl'
k logs -p hello -c green - C. alias k='kubectl'
k get logs -p hello -c green - D. alias k='kubectl'
k logs hello -c green
Answer: D
Explanation:
https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#logs
NEW QUESTION # 47
What feature is used for selecting the container runtime configuration?
- A. Runtime
- B. RuntimeContainer
- C. RuntimeConfig
- D. RuntimeClass
Answer: D
Explanation:
https://kubernetes.io/docs/concepts/containers/runtime-class/
NEW QUESTION # 48
Which of the following is an advantage a cloud-native microservices application has over monolithic applications?
- A. Cloud-native microservice applications tend to be easier to scale and perform updates on.
- B. Cloud-native microservices applications tend to be faster and more responsive than monolithic applications.
- C. Cloud-native microservice applications tend to be easier to troubleshoot.
Answer: A
Explanation:
Cloud-native applications tend to be microservice base, they have individual services that can be independently scaled, updated and rolled back. This makes scaling and update operations simpler and less risky.
NEW QUESTION # 49
Which tool is built on the GitOps toolkit?
- A. Jenkins-X
- B. Jenkins
- C. Flux
- D. ArgoCD
- E. GitHub Workflow & Actions
- F. Travis CI
Answer: C
Explanation:
https://fluxcd.io/#gitops-toolkit
Note: Argo CD is a GitOps tool and not using GitOps toolkit
NEW QUESTION # 50
What command to view the kube config?
- A. kubectl get kubeconfig
- B. kubectl config view
- C. kubectl view config
Answer: B
Explanation:
https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#-em-view-em-
NEW QUESTION # 51
Which CNCF project is the dominant project with respect to container registries
- A. Rook
- B. Kubernetes
- C. Envoy
- D. Harbor
Answer: D
Explanation:
https://goharbor.io/
NEW QUESTION # 52
Which of the following command is used to get detailed information about the pod?
- A. kubectl get
- B. kubectl explain
- C. kubectl info
- D. kubectl describe
Answer: D
Explanation:
https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#describe
NEW QUESTION # 53
Which of the following components is part of the Kubernetes control panel
- A. Service Mesh
- B. Cloud control manager
- C. kubelet
- D. kubectl
- E. kube-proxy
Answer: B
Explanation:
https://kubernetes.io/docs/concepts/overview/components/
NEW QUESTION # 54
Which of the following factors does scheduling take into account when selecting a Node?
- A. The number of existing Pods on a Node
- B. Resource requirements
- C. How many replicas there are in a Deployment
- D. Services
Answer: B
Explanation:
Scheduling takes resource requirements into account in the form of resource requests.
NEW QUESTION # 55
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