Pass Linux Foundation KCNA Exam Quickly With Fast2test [Q24-Q47]

Pass Linux Foundation KCNA Exam Quickly With Fast2test

Prepare KCNA Question Answers - KCNA Exam Dumps

To earn the KCNA certification, candidates must pass a rigorous exam that tests their understanding of Kubernetes architecture, deployment, and maintenance. KCNA exam also covers related technologies such as containerization, microservices, and cloud-native application development. Kubernetes and Cloud Native Associate certification is designed for IT professionals who want to demonstrate their expertise in these areas and advance their careers in cloud computing.

NEW QUESTION # 24
What are default kubernetes namespaces?

A. default, kube-public, kube-system, kube-node-leases
B. kube-default, kube-public, kube-system, kube-node-lease
C. default, kube-public, kube-system, kube-node-lease
D. default, kube-public, kube-systems, kube-node-lease

Answer: C

Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/

NEW QUESTION # 25
What standard does kubelet use to communicate with the container runtime?

A. Container Runtime Interface (CRI)
B. ContainerD
C. CRI-O
D. Service Mesh Interface (SMI)

Answer: A

Explanation:
kubelet can communicate with any runtime that supports the CRI standard.

NEW QUESTION # 26
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?

A. Vertical Scaling
B. Recursive Scaling
C. Cluster Autoscaling
D. Horizontal Scaling

Answer: A

Explanation:

NEW QUESTION # 27
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. Deployment
B. StatefulSet
C. NodeSet
D. DaemonSet
E. ReplicaSet

Answer: D

Explanation:
https://kubernetes.io/docs/concepts/workloads/controllers/daemonset/
A DaemonSet runs replicas on all (or just some) Nodes in the cluster.

NEW QUESTION # 28
What is the command to list all the available objects in your Kubernetes cluster?

A. kubectl api-resources
B. kubectl get all
C. kubectl get api-resources
D. kubectl get pods

Answer: A

Explanation:
https://kubernetes.io/docs/reference/kubectl/cheatsheet/

NEW QUESTION # 29
Which of the following computing model doesn't require you to provision infrastructure?

A. Bare Metal
B. Serverless
C. Compute Engine
D. Virtual Machines
E. None of the above

Answer: B

Explanation:

NEW QUESTION # 30
Which of the following is not a stop on the cloud native trailmap?

A. Software distribution
B. CI/CD
C. Microservices
D. Containerization

Answer: C

Explanation:
https://github.com/cncf/landscape#trail-map

NEW QUESTION # 31
kubeadm is an administrative dashboard for kubernetes

A. False
B. True

Answer: A

Explanation:
https://kubernetes.io/docs/reference/setup-tools/kubeadm/

NEW QUESTION # 32
Which organizational persona creates Service Level Agreements 'SLA', Service Level Objectives 'SLO', and Service Level Indicator 'SLI'?

A. DevOps
B. Developer
C. Site Reliability Engineer (SRE)
D. Security and Compliance Engineer
E. DevSecOps

Answer: C

Explanation:
SREs create SLAs, SLOs, and SLIs to define and implement standards for application and infra-structure reliability.

NEW QUESTION # 33
Which is NOT a use case for the Kubernetes dashboard?

A. Managing the entire Kubernetes cluster
B. Troubleshooting any issues with applications
C. Managing running applications
D. Installing new Kubernetes cluster

Answer: D

NEW QUESTION # 34
Which access control component of Kubernetes is responsible for authorization and decides what requestor is allowed to do?

A. Deployment
B. Role-based access control 'RBAC'
C. Service Account

Answer: B

Explanation:
https://kubernetes.io/docs/reference/access-authn-authz/authorization/

NEW QUESTION # 35
Fluentd is the only way to export logs from Kubernetes cluster or applications running in cluster

A. False
B. True

Answer: A

Explanation:
https://github.com/cncf/landscape#trail-map

NEW QUESTION # 36
What is the use of labels in Kubernetes?

A. It is used to assign annotation to an object
B. All of the options
C. It is used to assign key-value pair to an object
D. It is used to assign a name to an object.

Answer: C

Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/

NEW QUESTION # 37
To specify a Kubernetes object which language is used?

A. Go
B. Node
C. JSON
D. Python
E. YAML

Answer: E

Explanation:
https://kubernetes.io/docs/concepts/overview/working-with-objects/kubernetes-objects/

NEW QUESTION # 38
Which project is not a dominant CNCF project in the storage landscape?

A. Envoy
B. Vitess
C. Rook
D. TiKV

Answer: A

Explanation:
https://github.com/cncf/landscape#trail-map

NEW QUESTION # 39
What is the default service type in Kubernetes?

A. loadBalancer
B. CusterIP
C. serviceType
D. NodePort

Answer: B

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

NEW QUESTION # 40
What is the main difference between Argo vs. Flux CD?

A. No difference; both are pull-based
B. Argo is pull-based, and Flux is push-based
C. No difference; both are push-based
D. Argo is push-based, and Flux is pull-based

Answer: D

Explanation:
AgroCD: https://argo-cd.readthedocs.io/en/stable/developer-guide/ci/#can-i-retrigger-the-checks-without-pushing-a-new-commit
FluxCD: https://fluxcd.io/

NEW QUESTION # 41
What is OPA?