A NetworkPolicy is not blocking traffic as expected. What is a common first step to diagnose the issue?

Check if the CNI plugin supports NetworkPolicy enforcement

Check if the pods are in the same namespace as the policy

Restart the kubelet on all nodes

Delete and recreate the NetworkPolicy

Which command can you use to test NetworkPolicy behavior by creating a temporary pod?

`kubectl port-forward test-pod 8080:80`

`kubectl apply -f test-pod.yaml`

`kubectl exec test-pod -- ping `

`kubectl run test-pod --image=busybox --rm -it -- sh`

Certified Kubernetes Administrator (CKA)

Domain 5Objective 2

Define and Enforce Network Policies CKA Practice Questions (Page 3)

Part of the Servicing and Networking domain, which accounts for 20% of the CKA exam. Linux Foundation does not publish an official question count, but from its 120-minute exam (~50–80 total, ~10–16 in this domain), expect 2–3 from this objective — we provide 12 practice questions to prepare you well beyond it. (estimate)

12questions here

3free pages

7concepts

20%of the exam

Questions 11–12

11foundation · easy
A NetworkPolicy is not blocking traffic as expected. What is a common first step to diagnose the issue?
Select an answer first
12foundation · easy
Which command can you use to test NetworkPolicy behavior by creating a temporary pod?
Select an answer first

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Define and Enforce Network Policies CKA Practice Questions (Page 3)

Questions 11–12

A NetworkPolicy is not blocking traffic as expected. What is a common first step to diagnose the issue?

Which command can you use to test NetworkPolicy behavior by creating a temporary pod?

Keep studying — Servicing and Networking