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EX316 Red Hat Certified Specialist in OpenShift Virtualization Dumps

Easily download the EX316 Red Hat Certified Specialist in OpenShift Virtualization Dumps from Passcert to keep your study materials accessible anytime, anywhere. This PDF includes the latest and most accurate exam questions and answers verified by experts to help you prepare confidently and pass your exam on your first try.

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EX316 Red Hat Certified Specialist in OpenShift Virtualization Dumps

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  1. Download Valid Red Hat EX316 Exam Dumps For Best Preparation Exam : EX316 Title : Red Hat Certified Specialist in OpenShift Virtualization https://www.passcert.com/EX316.html 1 / 9

  2. Download Valid Red Hat EX316 Exam Dumps For Best Preparation 1.How do you verify that OpenShift Container Platform (OCP) is ready to support OpenShift Virtualization deployment? A. See the Explanation. Answer: A Explanation: 1. Log in as a cluster admin: oc login -u kubeadmin -p <password> --server=https://<api-server-url> 2. Confirm that the cluster is healthy: oc get clusterversion 3. Check if necessary operators are available: oc get csv -n openshift-operators 4. Ensure storage class is present: oc get sc 5. Validate that at least one compute node has virtualization capabilities: oc describe node | grep -i vmx\|svm 2.How do you enable the OpenShift Virtualization Operator using OperatorHub? A. See the Explanation. Answer: A Explanation: 1. Access the OpenShift Web Console. 2. Navigate to Operators > OperatorHub. 3. Search for OpenShift Virtualization. 4. Click Install ® Choose openshift-cnv namespace ® Approve default install mode. 5. Verify installation with: oc get csv -n openshift-cnv 3.How can you deploy OpenShift Virtualization Operator using CLI with OLM? A. See the Explanation. Answer: A Explanation: 1. Create the namespace: oc create ns openshift-cnv 2. Apply the operator group: cat <<EOF | oc apply -f - apiVersion: operators.coreos.com/v1 kind: OperatorGroup metadata: name: openshift-cnv-group namespace: openshift-cnv spec: targetNamespaces: - openshift-cnv EOF 3. Apply the subscription: cat <<EOF | oc apply -f - apiVersion: operators.coreos.com/v1alpha1 kind: Subscription metadata: name: hco-operatorhub-subscription 2 / 9

  3. Download Valid Red Hat EX316 Exam Dumps For Best Preparation namespace: openshift-cnv spec: channel: "stable" name: kubevirt-hyperconverged source: redhat-operators sourceNamespace: openshift-marketplace EOF 4.How do you verify the Operator is successfully installed and running? A. See the Explanation. Answer: A Explanation: 1. Run: oc get csv -n openshift-cnv 2. Ensure the status is Succeeded. 3. Check the pods: oc get pods -n openshift-cnv 4. Validate custom resources: oc get hco -n openshift-cnv 5. Review logs for issues: oc logs -n openshift-cnv <pod-name> 5.How do OpenShift Virtualization components work together after installation? A. See the Explanation. Answer: A Explanation: 1. The HyperConverged Operator (HCO) orchestrates all sub-operators. 2. KubeVirt provides the virtualization APIs. 3. CDI (Containerized Data Importer) handles image imports. 4. SSP (Scheduling, Scale, Performance) manages templates and tuning. 5. These run in the openshift-cnv namespace and are reconciled by HCO. 6.How do you confirm that the HyperConverged CR is created and healthy? A. See the Explanation. Answer: A Explanation: 1. Run: oc get hco -n openshift-cnv 2. Check CR status: oc describe hco kubevirt-hyperconverged -n openshift-cnv 3. Look for conditions: Available=True, Progressing=False, Degraded=False 4. Ensure all deployments are running: oc get deployments -n openshift-cnv 5. Check for errors in oc get events -n openshift-cnv 7.How can you install the OpenShift Virtualization Operator from a custom CatalogSource? A. See the Explanation. Answer: A Explanation: 1. Create CatalogSource pointing to custom registry. 2. Apply OperatorGroup in target namespace. 3 / 9

  4. Download Valid Red Hat EX316 Exam Dumps For Best Preparation 3. Apply Subscription using the custom CatalogSource. 4. Confirm installation via oc get csv -n <namespace> 5. Ensure olm.status.conditions show success. 8.How do you verify that KubeVirt components are installed after operator deployment? A. See the Explanation. Answer: A Explanation: 1. Check pods: oc get pods -n openshift-cnv | grep virt 2. Verify deployments: oc get deployments -n openshift-cnv 3. Confirm API services: oc get apiservices | grep kubevirt.io 4. Run: oc get crds | grep kubevirt 5. Check the custom resource: oc get kubevirt -n openshift-cnv 9.How can you test that the virtualization API is responding? A. See the Explanation. Answer: A Explanation: 1. Run: oc get apiservices v1.kubevirt.io 2. Check conditions: Available=True 3. Access API with: oc proxy & curl http://localhost:8001/apis/kubevirt.io/v1/namespaces/openshift-cnv/virtualmachines 4. Validate JSON response. 5. Kill the proxy process. 10.How do you ensure that nodes are capable of running virtual machines? A. See the Explanation. Answer: A Explanation: 1. Run: oc get nodes -o json | jq '.items[].status.allocatable' 2. Check node labels: oc get node --show-labels | grep virtualization 3. Inspect CPU flags: oc debug node/<node> ® grep -E 'vmx|svm' /proc/cpuinfo 4. Check kernel modules: lsmod | grep kvm 5. Label nodes manually: oc label node <node> kubevirt.io/schedulable=true 11.How do you troubleshoot if the HyperConverged Operator fails to deploy? A. See the Explanation. Answer: A Explanation: 1. Run: oc get hco -n openshift-cnv -o yaml 2. Check .status.conditions 3. Check events: oc get events -n openshift-cnv 4. Look at operator logs: oc logs <hco-pod> -n openshift-cnv 4 / 9

  5. Download Valid Red Hat EX316 Exam Dumps For Best Preparation 5. Validate if dependencies like CDI, SSP, etc., are in ready state. 12.How do you verify the CDI (Containerized Data Importer) component status? A. See the Explanation. Answer: A Explanation: 1. Run: oc get cdi -n openshift-cnv 2. Check pod status: oc get pods -n openshift-cnv | grep cdi 3. Inspect CR status: oc describe cdi cdi -n openshift-cnv 4. Validate controller logs: oc logs deployment/cdi-deployment -n openshift-cnv 5. Confirm data import is successful via PVC annotations. 13.How do you configure a node to be dedicated for virtual machine workloads? A. See the Explanation. Answer: A Explanation: 1. Add label: oc label node <node> kubevirt.io/schedulable=true 2. Add taint: oc adm taint nodes <node> dedicated=virtualization:NoSchedule 3. Use nodeSelector in VM manifests. 4. Test deployment of VM on this node. 5. Monitor VM pod placement using oc describe vm <vm-name> 14.How do you view all the CRDs installed by the virtualization operator? A. See the Explanation. Answer: A Explanation: 1. Run: oc get crds | grep kubevirt 2. Check CRDs from CDI: oc get crds | grep cdi 3. View SSP CRDs: oc get crds | grep ssp 4. List all CRDs from HCO: oc get crds | grep -E 'kubevirt|cdi|ssp|vmimport' 5. Use oc explain <crd> for structure. 15.How do you uninstall OpenShift Virtualization Operator cleanly? A. See the Explanation. Answer: A Explanation: 1. Delete HCO: oc delete hco kubevirt-hyperconverged -n openshift-cnv 2. Delete subscription: oc delete subscription -n openshift-cnv <subscription-name> 3. Delete operator group: oc delete operatorgroup -n openshift-cnv 4. Delete namespace: oc delete ns openshift-cnv 5. Confirm CRDs and CSVs are gone. 16.How do you verify HyperConverged custom resource logs for debugging? 5 / 9

  6. Download Valid Red Hat EX316 Exam Dumps For Best Preparation A. See the Explanation. Answer: A Explanation: 1. Get HCO pod name: oc get pods -n openshift-cnv | grep hco 2. Check logs: oc logs <pod-name> -n openshift-cnv 3. View events: oc get events -n openshift-cnv | grep HyperConverged 4. Describe CR: oc describe hco kubevirt-hyperconverged -n openshift-cnv 5. Correlate timestamps of events and logs. 17.How can you automate OpenShift Virtualization deployment via GitOps? A. See the Explanation. Answer: A Explanation: 1. Store YAMLs for OperatorGroup and Subscription in Git repo. 2. Use ArgoCD or Flux to sync these resources to cluster. 3. Watch sync status in the GitOps tool. 4. Validate operator deployment in openshift-cnv. 5. Automate VM template creation via Git as well. 18.How do you verify that virtualization feature gates are enabled on nodes? A. See the Explanation. Answer: A Explanation: 1. Run: oc get kubeletconfig 2. Inspect feature gates: oc describe kubeletconfig | grep featureGates 3. Validate KubeVirt, DataVolumes, and other related flags 4. Check running services on nodes for libvirt 5. Restart nodes if required to apply flags. 19.How do you check the virtualization dashboard for system health? A. See the Explanation. Answer: A Explanation: 1. Go to Administrator view in the OpenShift Web Console 2. Navigate to Virtualization ® Overview 3. Check health of subsystems like CDI, HCO, SSP 4. Verify running VMs, templates, alerts 5. View recent events and system metrics 20.How do you patch the HyperConverged CR to customize feature configuration? A. See the Explanation. Answer: A Explanation: 6 / 9

  7. Download Valid Red Hat EX316 Exam Dumps For Best Preparation 1. Get the current spec: oc get hco -n openshift-cnv -o yaml 2. Modify the YAML locally or patch directly using oc patch: oc patch hco kubevirt-hyperconverged -n openshift-cnv --type merge -p '{"spec":{"featureGates":{"withHostPassthroughCPU": true}}}' 3. Confirm the spec was updated: oc get hco -n openshift-cnv -o yaml 4. Ensure all components reconcile properly 5. Monitor pod restarts due to config change 21.How do you create a virtual machine using the OpenShift Web Console? A. See the Explanation. Answer: A Explanation: 1. Go to Administrator view ® Virtualization ® VirtualMachines. 2. Click Create > From Template or Create VirtualMachine. 3. Choose a template (e.g., RHEL8) or define the VM manually. 4. Configure CPU, Memory, Boot source (PVC or URL), Network, and Storage. 5. Click Create and then Start to power on the VM. 22.How do you create a virtual machine using the CLI with a YAML manifest? A. See the Explanation. Answer: A Explanation: 1. Create a vm.yaml file: apiVersion: kubevirt.io/v1 kind: VirtualMachine metadata: name: test-vm namespace: default spec: running: true template: spec: domain: devices: disks: - name: rootdisk disk: bus: virtio resources: requests: memory: 1Gi volumes: - name: 7 / 9

  8. Download Valid Red Hat EX316 Exam Dumps For Best Preparation rootdisk containerD isk: image: quay.io/containerdisks/fedora:latest 2. Apply with: oc apply -f vm.yaml 3. Check status: oc get vm test-vm 23.How do you start, stop, and restart a virtual machine from the CLI? A. See the Explanation. Answer: A Explanation: 1. Start VM: virtctl start test-vm 2. Stop VM: virtctl stop test-vm 3. Restart VM: virtctl stop test-vm virtctl start test-vm 4. Confirm: oc get vmi 5. Ensure VM is in Running state. 24.How do you access a VM's console via the web UI? A. See the Explanation. Answer: A Explanation: 1. Navigate to Virtualization ® VirtualMachines. 2. Select the desired VM and go to its Details page. 3. Click the Console tab. 4. Choose between Serial Console or VNC Console. 5. Interact with the VM via browser-based interface. 25.How do you access a VM's console using the CLI? A. See the Explanation. Answer: A Explanation: 1. Install virtctl: curl -LO https://github.com/kubevirt/kubevirt/releases/download/v1.0.0/virtctl-v1.0.0-linux-amd64 chmod +x virtctl-v1.0.0-linux-amd64 && mv virtctl* /usr/local/bin/virtctl 2. Run: virtctl console test-vm 3. Hit Enter to activate the console. 4. Use credentials to log in if required. 5. Press Ctrl+] to exit. 26.How do you create a DataVolume and use it as a boot disk in a VM? A. See the Explanation. Answer: A 8 / 9

  9. Download Valid Red Hat EX316 Exam Dumps For Best Preparation Explanation: 1. Create PVC using CDI with a URL image: cat <<EOF | oc apply -f - apiVersion: cdi.kubevirt.io/v1beta1 kind: DataVolume metadata: name: fedora-dv spec: source: http: url: "https://download.fedoraproject.org/pub/fedora/linux/releases/38/Cloud/x86_64/images/Fedora-Cloud-Ba se-38-1.6.x86_64.raw.xz" pvc: accessModes: - ReadWriteOnc e resources: requests: storage: 10Gi EOF 2. Wait for the DV to complete: oc get dv fedora-dv -w 3. Reference it in a VM's volume section as dataVolume. 27.How do you edit an existing VM's CPU and memory configuration? A. See the Explanation. Answer: A Explanation: 1. Web UI: Open the VM ® Actions ® Edit VM ® Resources ® Update CPU/Memory. 2. CLI: oc edit vm test-vm 3. Modify: resources: requests: memory: 2Gi limits: memory: 2Gi 4. Save changes. 5. Restart the VM if it’s running for changes to apply. 9 / 9

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