Linux Foundation KCNA Online Practice Questions and Exam Preparation

Linux Foundation KCNA Online Questions & Answers

• Question 81:

  Which role is responsible of creating service level indicator 'SLI', service level objective 'SLO', and Service Level Agreements 'SLA'

  A. Site reliability engineer 'SRE'
  B. DevOps
  C. GitOps
  D. Security and compliance engineer
  E. Developer
  A. Site reliability engineer 'SRE'

• Question 82:

  Open Container Initiative set container standards for

  A. Code, Build, Distribute, Deploy containers
  B. Run, build, and image
  C. Code, Build, Distribute containers
  D. Run, Build, Distribute containers
  D. Run, Build, Distribute containers

• Question 83:

  What do GitOps tools do in kubernetes?

  A. They allow us to make changes to a kubernetes cluster using a Git repository
  B. They manage the source code of kubernetes itself
  C. They allow us to store software code in Git
  D. They allows us to store container images in repositories
  A. They allow us to make changes to a kubernetes cluster using a Git repository

• Question 84:

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

  A. Sidecar container logging
  B. Node level logging
  C. Application level logging
  D. Cluster level logging
  A. Sidecar container logging

• Question 85:

  What is the name for the tool that manages communication between pods, injects a sidecar proxy container into each pod and directs network traffic through the proxy container?

  A. namespace
  B. Deployment
  C. Network policy
  D. Service mesh
  E. Service
  D. Service mesh

• Question 86:

  What is the functionality of the daemon set?

  A. To run a copy of the pod in all the nodes of the cluster
  B. To initialize the pod before starting the main pod
  C. To run a copy of the pod in a single node of the cluster
  A. To run a copy of the pod in all the nodes of the cluster

• Question 87:

  Which tool is built on the GitOps toolkit?

  A. Jenkins-X
  B. GitHub Workflow and Actions
  C. Flux
  D. Jenkins
  E. ArgoCD
  F. Travis CI
  C. Flux

• Question 88:

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

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

• Question 89:

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

  A. Imperative
  B. None of the above
  C. Declarative
  C. Declarative

• Question 90:

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

  A. start container
  B. CustomResourceDefinitions
  C. init container
  D. Flux
  E. CRI-O
  B. CustomResourceDefinitions