EX280 Troubleshooting And Diagnostics Practice Question
An administrator is troubleshooting a deployment where pods fail to pull container images. Which TWO potential issues should be checked? (Choose TWO)
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
✓
The image pull secret is missing or misconfigured in the service account.
Incorrect image pull secrets and invalid image tags/registry paths are the two most common causes of image pull failures.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The PersistentVolumeClaim is stuck in Pending.
Why it's wrong here
Storage provisioning does not prevent container images from being pulled.
- ✓
The image pull secret is missing or misconfigured in the service account.
Why this is correct
Private registries require valid pull secrets attached to the pod's service account.
- ✗
The route hostname is invalid.
Why it's wrong here
Routes deal with incoming external traffic, not container image registry pulls.
- ✗
The liveness probe timeout is configured too short.
Why it's wrong here
Liveness probes affect running containers, not image pulling phases.
- ✓
The container image tag or repository path specified in the pod spec is incorrect.
Why this is correct
Typographical errors in image tags or names lead to ImagePullBackOff errors.
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.