Storage
⏱ ~3-min readAceMark Guide
What this topic is really about
A PersistentVolume is a cluster-scoped storage object that an administrator creates or that the cluster provisions dynamically, and it lives independently of any pod. Choice A is incorrect because PVs are not temporary; they persist beyond pod lifetimes, unlike emptyDir or other ephemeral volumes.
A PersistentVolumeClaim is a user's request for a specific amount and access mode of storage; the control plane matches it to a suitable PersistentVolume. Option A is a trap because a PVC does not describe a workload—it only describes storage needs, not pod configuration.
See the mechanism
A PersistentVolume is a cluster-scoped storage object that an administrator creates or that the cluster provisions dynamically, and it lives independently of any pod. A diagram for this topic isn't available yet — the worked example below walks the same reasoning step by step.
An exam-style question, fully explained
A PersistentVolume (PV) is:
- Identify what the question tests: A PersistentVolume (PV) is:.
- A PersistentVolume is a cluster-scoped storage object that an administrator creates or that the cluster provisions dynamically, and it lives independently of any pod.
- Choice A is incorrect because PVs are not temporary; they persist beyond pod lifetimes, unlike emptyDir or other ephemeral volumes.
Traps the examiner sets
- Choice A is incorrect because PVs are not temporary; they persist beyond pod lifetimes, unlike emptyDir or other ephemeral volumes.
- Option A is a trap because a PVC does not describe a workload—it only describes storage needs, not pod configuration.
Test your recall
Answer each from memory — you'll see instantly whether you're right and why.
Run a focused 10-question mini-mock on Storage and see it stick.
Practice more of this topic →