CV0-004 Deployment Practice Question
A cloud architect is designing a Kubernetes deployment for a stateless web application. The application must be highly available and automatically recover from failures. Which THREE components are required to achieve this? (Select 3)
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
✓
Deployment resource
A Deployment manages replicas and supports rolling updates. A Service provides stable networking to the pods. Readiness probes ensure only healthy pods receive traffic. ConfigMaps and StatefulSets are not required for stateless HA.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
ConfigMap
Why it's wrong here
ConfigMap is for configuration, not availability.
- ✓
Deployment resource
Why this is correct
Correct. Deployment manages replica sets and ensures desired state.
- ✓
Service resource
Why this is correct
Correct. Service provides a stable endpoint and load balancing to pods.
- ✗
StatefulSet
Why it's wrong here
StatefulSet is for stateful applications, not needed for stateless.
- ✓
Readiness probe
Why this is correct
Correct. Readiness probes control traffic to pods that are ready.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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