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RedHat EX316 Exam Overview:
| Certification Vendor: | Red Hat |
|---|---|
| Exam Name: | Red Hat Certified Specialist in OpenShift Virtualization Exam |
| Exam Number: | EX316 |
| Passing Score: | 210/300 |
| Exam Duration: | 240 minutes |
| Certificate Validity Period: | 3 years |
| Exam Price: | $525 USD |
| Real Exam Qty: | 15–20 performance-based tasks |
| Available Languages: | English |
| Exam Format: | Performance-based, Practical tasks, Hands-on lab |
| Related Certifications: | Red Hat Certified Architect (RHCA) |
| Recommended Training: | DO316: Managing Virtual Machines with Red Hat OpenShift Virtualization DO317: Managing Virtual Machines with Red Hat OpenShift Virtualization with Exam |
| Exam Registration: | Red Hat Certification Portal |
| Sample Questions: | RedHat EX316 Sample Questions |
| Exam Way: | Online proctored or at official testing centers; no internet or external materials allowed |
| Pre Condition: | Red Hat Certified System Administrator (RHCSA) or equivalent experience; knowledge of OpenShift and virtualization concepts recommended |
| Official Syllabus URL: | https://www.redhat.com/en/services/training/red-hat-certified-specialist-openshift-virtualization-ex316 |
RedHat EX316 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Use Templates and Advanced Management | - Virtual machine templates
|
| Topic 2: Configure Networking for Virtual Machines | - Kubernetes networking configuration
|
| Topic 3: Configure Storage for Virtual Machines | - Persistent storage management
|
| Topic 4: High Availability and Maintenance | - Node and workload management
|
| Topic 5: Provision and Manage Virtual Machines | - Create, start, stop, and access virtual machines
|
| Topic 6: Deploy and Understand OpenShift Virtualization | - Deploy OpenShift Virtualization Operator
|
RedHat Red Hat Certified Specialist in OpenShift Virtualization Sample Questions:
How do you monitor OVA import progress via CDI logs?
Reveal Solution Discussion 0Correct Answer:
See the Explanation.
Explanation:
1. Run:
oc logs -f pod/<importer-pod-name> -n <vm-namespace>
2. Filter pods: oc get pods -l cdi.kubevirt.io
3. Logs show image import status and errors.
4. Useful for debugging format or URL issues.
5. Snapshot when completed.
How do you create a headless ClusterIP service for DNS-based discovery of VMs?
Reveal Solution Discussion 0Correct Answer:
See the Explanation.
Explanation:
1. Define the service without a clusterIP:
spec:
clusterIP: None
2. Apply label selector for multiple VMs.
3. Access format: <pod-name>.<service-name>.<namespace>.svc.cluster.local
4. Test using nslookup or dig.
5. Useful for stateful VM groups.
How do you validate that a VM is not accessible from outside the cluster?
Reveal Solution Discussion 0Correct Answer:
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).
How do you find out which services are listening on which ports?
Reveal Solution Discussion 0Correct Answer:
See the Explanation.
Explanation:
1. Install net-tools or
use ss: sudo ss -tuln
2. Shows ports like 22 (SSH), 80 (HTTP).
3. Use lsof -i for detailed view.
4. Helps in firewall and service configuration.
How do you update a custom VM template after creation?
Reveal Solution Discussion 0Correct Answer:
See the Explanation.
Explanation:
1. Export existing template: oc get template <name> -o yaml > template.yaml
2. Modify content (e.g., cloud-init, disk, metadata).
3. Re-apply with oc apply -f template.yaml
4. New VMs will reflect the change.
5. Old VMs remain unchanged.
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