KCNA Kubernetes Fundamentals Practice Question
A pod is stuck in Pending state. Which of the following is the MOST likely reason?
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
✓
There are insufficient resources on any available node
Pending means the pod has not been scheduled to a node, often due to insufficient resources or node constraints.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
There are insufficient resources on any available node
Why this is correct
The scheduler cannot find a node with enough CPU/memory/ports.
- ✗
The pod is still being initialized
Why it's wrong here
Initialization happens after scheduling; Pending occurs before.
- ✗
The container image is missing
Why it's wrong here
Image pull issues cause ImagePullBackOff, not Pending.
- ✗
The pod has crashed and is restarting
Why it's wrong here
Crash loops result in CrashLoopBackOff, not Pending.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This KCNA 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 KCNA exam.