Pass Guaranteed Quiz RedHat - High Hit-Rate EX316 - Red Hat Certified Specialist in OpenShift Virtualization Examinations Actual Questions

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RedHat EX316 Exam Syllabus Topics:

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

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RedHat Red Hat Certified Specialist in OpenShift Virtualization Sample Questions (Q277-Q282):

NEW QUESTION # 277
How do you define a secondary physical NIC on a node using NMState?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Create a NodeNetworkConfigurationPolicy YAML:
apiVersion: nmstate.io/v1
kind: NodeNetworkConfigurationPolicy
metadata:
name: enable-second-nic
spec:
nodeSelector:
kubernetes.io/hostname: worker-0
desiredState:
interfaces:
- name: ens5
type: ethernet
state: up
2. Apply with oc apply -f
3. Check status: oc get nncp enable-second-nic -o yaml
4. Ensure Available: True
5. Confirm with oc debug node/worker-0 ip a


NEW QUESTION # 278
How do you add cloud-init to a template to configure yum/dnf repositories?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Define inside userData:
#cloud-config
runcmd:
- echo '[custom-repo]' > /etc/yum.repos.d/custom.repo
- echo 'name=Custom' >> /etc/yum.repos.d/custom.repo
- echo 'baseurl=http://repo.example.com' >> /etc/yum.repos.d/custom.repo
- echo 'enabled=1' >> /etc/yum.repos.d/custom.repo
- echo 'gpgcheck=0' >> /etc/yum.repos.d/custom.repo
2. Add under cloudInitNoCloud in template.
3. Applied automatically on VM boot.
4. Confirm repo with dnf repolist.


NEW QUESTION # 279
How do you validate that a VM is not accessible from outside the cluster?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Do not expose the VM using NodePort/LoadBalancer.
2. Ensure default deny NetworkPolicy is applied.
3. Attempt access from external host - should fail.
4. Confirm pod-to-VM access is working (cluster-internal).


NEW QUESTION # 280
How do you expose an HTTP application running inside a VM via ClusterIP?

Answer:

Explanation:
See the Explanation.
Explanation:
1. Ensure VM is running a web server (e.g., Apache on port 80).
2. Create a ClusterIP service:
ports:
- protocol: TCP
port: 80
targetPort: 80
3. Use selector: kubevirt.io/domain: <vm-name>
4. From another pod: curl http://vm-service.default.svc.cluster.local
5. Confirm HTTP response.


NEW QUESTION # 281
How do you uninstall OpenShift Virtualization Operator cleanly?

Answer:

Explanation:
See the Explanation.
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.


NEW QUESTION # 282
......

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