Exam EX316 Labs | EX316 Exam Reference

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RedHat EX316 Exam Syllabus Topics:

SectionObjectives
Configure Kubernetes networking for virtual machines- Manage networking resources
  • 1. Create network policies for virtual machines
  • 2. Configure user-defined networks
  • 3. Connect virtual machines to user-defined networks
  • 4. Configure external access for virtual machines
  • 5. Configure Kubernetes SDN for virtual machine communication
  • 6. Configure ClusterIP services for virtual machines
Run and access virtual machines- Provision and manage virtual machines
  • 1. Configure user access to virtual machine resources
  • 2. Create and manage virtual machines using CLI
  • 3. Create and manage virtual machines using web console
Deploy the OpenShift Virtualization operator- Understand OpenShift Virtualization components
  • 1. Deploy OpenShift Virtualization operator using Operator Lifecycle Management
  • 2. Understand virtualization architecture and components
Configure Kubernetes storage for virtual machines- Manage storage resources
  • 1. Configure persistent storage for virtual machines
  • 2. Import and export virtual machine images
  • 3. Manage snapshots and cloning
Manage virtual machine operations- Operate production virtual machines
  • 1. Perform node maintenance and updates
  • 2. Perform live migrations
  • 3. Configure load balancing
  • 4. Prepare virtual machines for node failures
  • 5. Configure health probes
Connect virtual machines to external networks- Configure external connectivity
  • 1. Configure multihomed networking
  • 2. Use NMState operator with virtual machines
  • 3. Work with Multus CNI plugin

>> Exam EX316 Labs <<

EX316 Exam Reference & Guaranteed EX316 Questions Answers

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RedHat Red Hat Certified Specialist in OpenShift Virtualization Sample Questions (Q201-Q206):

NEW QUESTION # 201
How do you resize a VM disk using PVC expansion?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Ensure the storage class supports allowVolumeExpansion.
2. Run:
oc patch pvc vm-root-disk -p '{"spec": {"resources": {"requests": {"storage": "15Gi"}}}}'
3. Restart the VM.
4. Resize partition inside the OS using growpart or resize2fs.
5. Confirm disk size with df -h.


NEW QUESTION # 202
How do you check what features block live migration in a VM?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Run oc describe vmi <name>
2. Look for conditions: such as LiveMigrationBlocked
3. Review attached volumes, devices, or network interfaces.
4. Container disks or host-device passthrough prevent migration.
5. Modify offending configuration to enable migration.


NEW QUESTION # 203
How do you create a backup for a virtual machine using Velero CLI?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Run:
velero backup create vm-backup --include-namespaces <vm-namespace> --wait
2. Add --snapshot-volumes if CSI snapshots are supported.
3. Confirm backup: velero backup get
4. View logs: velero backup logs vm-backup
5. Backup stored in S3 or compatible storage.


NEW QUESTION # 204
How do you end maintenance mode for a node?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Delete the NodeMaintenance object:
oc delete nodemaintenance maintenance-worker-1
2. This uncordons the node.
3. New workloads can now be scheduled.
4. Verify node status: oc get nodes
5. Useful post-upgrade or hardware work.


NEW QUESTION # 205
How do you use a headless service for VM discovery in StatefulSet-like behavior?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Define: clusterIP: None in service YAML.
2. Apply a consistent naming convention to VMs.
3. Each VM can be resolved as vm1.svc-name.default.svc
4. Use StatefulSet or custom controller for ordering.
5. Internal DNS resolution works automatically.


NEW QUESTION # 206
......

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