EX280 Cluster Installation And Management Practice Question
An administrator needs to configure custom container runtime parameters (such as the maximum pod log size or maximum number of processes per container) across all worker nodes in an OpenShift 4.14 cluster. Which custom resource should the administrator create?
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
✓
ContainerRuntimeConfig
Container runtime settings such as max log size and storage options are managed using the ContainerRuntimeConfig custom resource in OpenShift.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
MachineHealthCheck
Why it's wrong here
MachineHealthCheck automates remediation of unhealthy cluster nodes by rebooting or recreating them.
- ✗
KubeletConfig
Why it's wrong here
KubeletConfig manages kubelet-specific parameters (like pod eviction thresholds), not CRI-O container runtime parameters.
- ✓
ContainerRuntimeConfig
Why this is correct
The ContainerRuntimeConfig custom resource allows administrators to customize CRI-O settings across a MachineConfigPool.
- ✗
NodeNetworkConfigurationPolicy
Why it's wrong here
NodeNetworkConfigurationPolicy manages network interfaces and bonding via the Kubernetes NMState Operator.
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.