This CKAD practice question tests your understanding of application observability and maintenance. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A pod has been scheduled on a node but is stuck in 'ContainerCreating' state. The team suspects a missing storage class. Which command would best confirm this?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "best"
Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Clue: "which command"
Why it matters: Tests specific CLI syntax. Recall the exact command and its required context — near-synonyms and partial matches are common distractors.
kubectl describe node
Why wrong: Shows node conditions, not pod storage errors.
kubectl get pvc
Why wrong: Shows PVC status, but not binding to pod.
kubectl get storageclass
Why wrong: Lists storage classes, but not pod issue.
kubectl describe pod <pod>
Shows events like 'FailedMount' indicating missing storage class.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
kubectl describe pod <pod>
Option D is correct because `kubectl describe pod <pod>` provides detailed event logs and status conditions for the pod, including specific error messages like 'failed to provision volume with StorageClass' or 'storageclass.storage.k8s.io "<name>" not found'. This directly confirms whether a missing storage class is the root cause of the 'ContainerCreating' state, as the pod's events will surface the exact provisioning failure.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
kubectl describe node
Why it's wrong here
Shows node conditions, not pod storage errors.
kubectl get pvc
Why it's wrong here
Shows PVC status, but not binding to pod.
kubectl get storageclass
Why it's wrong here
Lists storage classes, but not pod issue.
kubectl describe pod <pod>
Why this is correct
Shows events like 'FailedMount' indicating missing storage class.
Clue confirmation
The clue words "best", "which command" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
The trap here is that candidates assume checking the StorageClass list (`kubectl get storageclass`) or PVC status (`kubectl get pvc`) will reveal the missing class, but only the pod's detailed description shows the specific provisioning failure event tied to the missing StorageClass.
Trap categories for this question
Command / output trap
Shows node conditions, not pod storage errors.
Detailed technical explanation
When a pod references a PVC that requires a StorageClass, the Kubernetes volume plugin attempts to dynamically provision a PV. If the StorageClass does not exist, the PersistentVolumeController logs an error and the pod's status remains 'ContainerCreating' with an event like 'Error creating: failed to provision volume with StorageClass "<name>"'. The `kubectl describe pod` command surfaces these events in the 'Events' section, making it the definitive diagnostic tool for this scenario.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A practitioner preparing for the CKAD exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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FAQ
Application Observability and Maintenance — This question tests Application Observability and Maintenance — Read the scenario before looking for a memorised answer..
The correct answer is: kubectl describe pod <pod> — Option D is correct because `kubectl describe pod <pod>` provides detailed event logs and status conditions for the pod, including specific error messages like 'failed to provision volume with StorageClass' or 'storageclass.storage.k8s.io "<name>" not found'. This directly confirms whether a missing storage class is the root cause of the 'ContainerCreating' state, as the pod's events will surface the exact provisioning failure.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Yes — watch for: "best", "which command". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 11, 2026
This CKAD practice question is part of Courseiva's free CNCF 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 CKAD exam.
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