EX188 Storage And Configuration Practice Question
A container needs read-only access to a host configuration directory located at /etc/appconfig. Which Podman volume flag configuration correctly achieves this?
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
✓
--volume /etc/appconfig:/app/config:ro
Appending :ro to a volume mount specifier ensures the mount is read-only inside the container.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
--volume /etc/appconfig:/app/config:readonly=true
Why it's wrong here
Incorrect. The :readonly=true syntax applies to --mount, not --volume.
- ✗
--mount type=bind,src=/etc/appconfig,dst=/app/config,mode=ro
Why it's wrong here
Incorrect. The correct parameter for read-only in --mount is readonly=true.
- ✗
--volume /etc/appconfig:/app/config:readonly
Why it's wrong here
Incorrect. The correct modifier suffix is :ro, not :readonly.
- ✓
--volume /etc/appconfig:/app/config:ro
Why this is correct
Correct. The :ro suffix applies read-only permissions.
About these practice questions
One of 296 original EX188 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
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 EX188 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 EX188 exam.