Manage Workloads and Services VCAP-VCF-VKS Practice Questions (Page 10)

Questions 46–50

1. 46application · medium

   A team runs a VKS cluster for a web application that experiences variable traffic. They want to automatically scale the number of application pod replicas based on CPU utilization. They have already deployed the application and the metrics server is running. What should they do to enable this?

   • ACreate a new Deployment with the `autoscaling: enabled` annotation.
   • BModify the Deployment's YAML to add a `replicas` field with a value of `auto`.
   • CUse the VCF CLI to run `vcf vks autoscale --name dev-cluster --cpu 80 --min 2 --max 10`.
   • DCreate a HorizontalPodAutoscaler (HPA) resource that targets the application's Deployment and specifies the CPU utilization threshold and min/max replicas.
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2. 47foundation · easy

   In a vSphere with Tanzu Supervisor Cluster, which Kubernetes custom resource is used by the VM Service to provision and manage virtual machines?

   • APod
   • BVirtualMachine
   • CNode
   • DDeployment
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4. 48foundation · easy

   Which VCF CLI command displays detailed information about the health and status of a specific VKS cluster?

   • Avcf vks status --cluster <cluster-name>
   • Bvcf vks cluster status --name <cluster-name>
   • Cvcf vks cluster list --name <cluster-name>
   • Dvcf vks cluster info --name <cluster-name>
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5. 49foundation · easy

   When performing a rolling update on a VKS cluster, what does the VKS controller typically do with the old worker nodes?

   • AIt deletes them immediately after the new nodes are ready
   • BIt deletes them all at once before creating new nodes
   • CIt converts them to control plane nodes
   • DIt keeps them running indefinitely as a backup
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6. 50foundation · easy

   What is a private registry in the context of a VKS cluster?

   • AA backup repository for the cluster's snapshots
   • BA local storage location for the cluster's configuration files
   • CA container image registry that requires authentication to access
   • DA package repository that is only accessible within the cluster
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