Cilium Certified Associate Questions and Answers
200 questions organized by topic with detailed explanations
Linux Foundation
CCA
200 questions
8 topics
Updated May 2026Architecture
40 questions12 easy18 medium10 hard~20% of exam
A production cluster needs a different IPAM mode. What does the IPAM documentation recommend as the safest path?In the quick default installation, where does Cilium store and propagate state by default?A platform team wants a CNI that transparently secures connectivity between services in Kubernetes using eBPF. Which pro...
Network Policy
36 questions8 easy18 medium10 hard~18% of exam
What is the default traffic posture for a Cilium-managed endpoint before any policy selects it?An operator wants denied egress from pods to fail fast instead of timing out. What is the documented way to do that?A developer complains that connections to a forbidden destination hang instead of failing immediately. What is the defau...
Service Mesh
32 questions8 easy16 medium8 hard~16% of exam
A backend application behind Cilium Gateway API needs the client address for HTTP requests. Which statement is correct?A platform team wants traffic splitting and header modification without relying on controller-specific annotations. Whic...Which prerequisite set is required for Cilium Gateway API support?
Network Observability
20 questions4 easy12 medium4 hard~10% of exam
Installation and Configuration
20 questions7 easy11 medium2 hard~10% of exam
Which command does the quick installation guide use to validate that Cilium is properly installed?In the quick default installation guide, what does Cilium say it will do automatically for most use cases?During installation, the CLI reports that it restarted several existing pods in kube-system. What does that indicate?
Cluster Mesh
20 questions4 easy8 medium8 hard~10% of exam
Which prerequisite is required before connecting clusters with Cilium Cluster Mesh?Two clusters expose a Service with the same name and namespace and annotate it as service.cilium.io/global=true. Later, ...An operator runs cilium clustermesh connect from cluster A to cluster B. What additional step is required to establish c...
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