EX280 Storage And Persistent Volumes Practice Question
A developer requests a PersistentVolumeClaim using ReadWriteMany access mode. Which default storage type in a standard AWS ODF (OpenShift Data Foundation) deployment natively supports RWX?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
openshift-storage.cephfs.csi.ceph.com
CephFS, provided by OpenShift Data Foundation, supports ReadWriteMany (RWX) access modes, unlike standard AWS EBS CSI (which is RWO).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
openshift-storage.rbd.csi.ceph.com
Why it's wrong here
Ceph RBD provides block storage and typically only supports ReadWriteOnce (RWO) in standard configurations.
- ✗
gp2-csi.storage.k8s.io
Why it's wrong here
General Purpose SSD EBS provisioner only supports RWO.
- ✗
ebs.csi.aws.com
Why it's wrong here
AWS EBS CSI only supports ReadWriteOnce (RWO).
- ✓
openshift-storage.cephfs.csi.ceph.com
Why this is correct
CephFS natively supports RWX access modes across pods and nodes.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Red Hat exam blueprint
This EX280 practice question is part of Courseiva's free Red Hat certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the EX280 exam.