KCNA Exam Questions
215 real KCNA exam questions with expert-verified answers and explanations. Page 4 of 5.
- Question #154Kubernetes Fundamentals
Which of the following is a recommended security habit in Kubernetes?
Kubernetes securityContainer securityPrivilege escalationSecurity best practices - Question #155Cloud Native Observability
What are the 3 pillars of Observability?
ObservabilityMetricsLogsTraces - Question #156Cloud Native Architecture
What edge and service proxy tool is designed to be integrated with cloud native applications?
Envoy ProxyService ProxyEdge ProxyCloud Native Networking - Question #157Cloud Native Application Delivery
What is Flux constructed with?
FluxGitOpsGitOps ToolkitContinuous Delivery - Question #158Kubernetes Fundamentals
In Kubernetes, which abstraction defines a logical set of Pods and a policy by which to access them?
Kubernetes ServicePod abstractionNetwork access policyService discovery - Question #159Kubernetes Fundamentals
To specify a Kubernetes object which language is used?
Kubernetes objectsYAMLResource definitionManifests - Question #160Cloud Native Observability
Which organizational persona creates Service Level Agreements 'SLA', Service Level Objectives 'SLO', and Service Level Indicator 'SLI'?
SRESLASLOSLI - Question #161Kubernetes Fundamentals
A ________ is a ready-to-run software package, containing everything needed to run an application.
Container ImageContainerizationApplication Packaging - Question #162Cloud Native Architecture
What is autoscaling?
autoscalingscalabilityresource elasticitycloud architecture - Question #163Kubernetes Fundamentals
Open Container Initiative set container standards for
OCIContainer standardsContainer imageContainer runtime - Question #164Kubernetes Fundamentals
What native runtime is Open Container Initiative (OCI) compliant?
OCIContainer RuntimesrunCContainer Standards - Question #165Kubernetes Fundamentals
Which API object is the recommended way to run a scalable, stateless application on your cluster?
DaemonSetsWorkload ControllersKubernetes APIStateless Applications - Question #166Kubernetes Fundamentals
A CronJob is scheduled to run by a user every one hour. What happens in the cluster when it's time for this CronJob to run?
CronJobKubernetes ControllersJob ResourceWorkload Management - Question #167Kubernetes Fundamentals
What is the purpose of the kubelet component within a Kubernetes cluster?
kubeletKubernetes componentsNode agentContainer runtime - Question #168Kubernetes Fundamentals
What is the default value for authorization-mode in Kubernetes API server?
Kubernetes API ServerAuthorizationDefault Configuration - Question #169Cloud Native Architecture
Let's assume that an organization needs to process large amounts of data in bursts, on a cloud- based Kubernetes cluster. For instance: each Monday morning, they need to run a batc...
Kubernetes AutoscalingCluster AutoscalerCost ManagementBurst Workloads - Question #170Kubernetes Fundamentals
What is a Kubernetes service with no cluster IP address called?
Kubernetes ServicesHeadless ServiceService TypesCluster IP - Question #171Cloud Native Application Delivery
CI/CD stands for:
CI/CDContinuous IntegrationContinuous DeploymentDevOps - Question #172Kubernetes Fundamentals
What default level of protection is applied to the data in Secrets in the Kubernetes API?
Kubernetes SecretsSecurityData ProtectionEncoding - Question #173Cloud Native Architecture
What are the two major components of service mesh?
Service MeshControl PlaneData PlaneCloud Native Architecture - Question #174Kubernetes Fundamentals
What is the command to list all the available objects in your Kubernetes cluster?
kubectl commandsAPI resourcesKubernetes objectsCluster introspection - Question #175Kubernetes Fundamentals
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?
Kubernetes architectureSchedulerPod schedulingControl plane components - Question #176Kubernetes Fundamentals
Which of the following is not the required field to describe Kubernetes objects?
Kubernetes ObjectsYAML StructureAPI Fields - Question #177Kubernetes Fundamentals
Which of the following container runtime is planned to be deprecated in Kubernetes 1.20 and high- er?
Container RuntimesKubernetes ArchitectureDeprecationCRI (Container Runtime Interface) - Question #178Kubernetes Fundamentals
We can extend the Kubernetes API with Kubernetes API Aggregation Layer and CRDs. What is CRD?
CRDsKubernetes API ExtensionAPI Aggregation - Question #179Kubernetes Fundamentals
The Kubernetes project work is carried primarily by SIGs. What does SIG stand for?
Kubernetes project structureSIGsCommunity - Question #180Cloud Native Architecture
What is the order of 4C's in Cloud Native Security, starting with the layer that a user has the most control over?
Cloud Native Security4Cs Security ModelLayered Security - Question #181Container Orchestration
Which group of container runtimes provides additional sandboxed isolation and elevated security?
Container RuntimesContainer SecuritySandboxed IsolationVirtualized Containers - Question #182Cloud Native Architecture
What is the common standard for Service Meshes?
Service MeshSMICloud Native StandardsMicroservices Networking - Question #183Kubernetes Fundamentals
Which statement about Ingress is correct?
IngressKubernetes NetworkingExternal Access - Question #184Cloud Native Architecture
What best describes cloud native service discovery?
Service DiscoveryCloud NativeMicroservices - Question #185Cloud Native Architecture
What components are common in a service mesh?
Service Mesh ArchitectureData PlaneControl PlaneService Proxy - Question #186Cloud Native Architecture
Which storage operator in Kubernetes can help the system to self-scale, self-heal, etc?
Kubernetes StorageStorage OperatorsRookCloud Native Storage - Question #187Kubernetes Fundamentals
What fields must exist in any Kubernetes object (e.g. YAML) file?
Kubernetes YAMLKubernetes Object StructureAPI Primitives - Question #188Cloud Native Observability
Which of the following would fall under the responsibilities of an SRE?
SRE responsibilitiesMonitoringObservabilityPerformance baselines - Question #189Kubernetes Fundamentals
What are the initial namespaces that Kubernetes starts with?
Kubernetes NamespacesInitial Cluster StateCore Components - Question #190Cloud Native Architecture
Which style of operations are preferred for K8S and cloud native applications?
Declarative ModelKubernetes OperationsCloud Native PrinciplesDesired State Configuration - Question #191Kubernetes Fundamentals
Which of the following is NOT a Kubernetes component?
Kubernetes ArchitectureKubernetes ComponentsControl PlaneContainer Runtimes - Question #192Kubernetes Fundamentals
Which part of a Kubernetes cluster is responsible for running container workloads?
Kubernetes architectureWorker NodeContainer workloadsCluster components - Question #193Kubernetes Fundamentals
Which control plane component is responsible for scheduling pods?
Kubernetes architectureControl plane componentsPod schedulingkube-scheduler - Question #194Kubernetes Fundamentals
What function does kube-proxy provide to a cluster?
kube-proxyKubernetes ServicesNetworkingCluster Components - Question #195Kubernetes Fundamentals
How long should a stable API element in Kubernetes be supported (at minimum) after deprecation?
Kubernetes APIAPI DeprecationAPI StabilitySupport Policy - Question #196Kubernetes Fundamentals
What is the name of the lightweight Kubernetes distribution built for IoT and edge computing?
Kubernetes distributionsk3sLightweight KubernetesEdge computing - Question #197Kubernetes Fundamentals
Kubernetes ___ allows you to automatically manage the number of nodes in your cluster to meet demand.
Kubernetes AutoscalingCluster AutoscalerNode ManagementInfrastructure Scaling - Question #198Kubernetes Fundamentals
Which of the following statements is correct concerning Open Policy Agent (OPA)?
Open Policy Agent (OPA)Policy EnforcementKubernetes Admission Controller - Question #199Cloud Native Architecture
In a cloud native world, what does the IaC abbreviation stands for?
IaCInfrastructure as CodeCloud Native ConceptsDevOps - Question #200Cloud Native Architecture
In which framework do the developers no longer have to deal with capacity, deployments, scaling and fault tolerance, and OS?
ServerlessCloud Computing ModelsInfrastructure AbstractionPlatform-as-a-Service - Question #201Container Orchestration
Which of the following characteristics is associated with container orchestration?
Container orchestrationSchedulingDynamic scheduling - Question #202Kubernetes Fundamentals
Which of the following workload require a headless service while deploying into the namespace?
StatefulSetsHeadless ServicesKubernetes ServicesWorkload Types - Question #204Cloud Native Architecture
What is a benefits of Kubernetes federation?
Kubernetes FederationMulti-clusterHigh AvailabilityScalability