Warm up
Flip two foundation cards — command purpose, not trivia. Rate how well you knew it.
Decision Trainer
What do you want to practice?
Pick an incident path, run a ~5-minute session, and get graded feedback on your first kubectl step — not syntax trivia.
New here?
Every session follows the same path
Standard session (~5 min)
Exam sprint (5 min timed)
Decide
Four realistic incidents with terminal output. Pick the best next kubectl step.
Sequence
Order investigation steps in a runbook, then get a debrief on traps you hit.
Standard sessionWarm-up → 4 scenarios → runbook · ~5 minFree · Pod Debugging
Exam sprintTimed scenarios only · first-step under pressure5:00 timer
Operational paths
7 incident paths — Pod Debugging is free; the rest unlock with Decision Trainer Pro.
- Service Connectivity
- Deployment Rollouts
- Scheduling & Resources
- Config & Secrets
- Security & RBAC
- Storage & Volumes
Certification prep
CKAD and CKA exam packs — 100 scenarios each. CKAD $19.99, CKA $24.99, or both for $34.99.
CKAD Exam Prep
$19.99one-time
Application-focused decisions — probes, rollouts, multi-container pods, Jobs, and manifest debugging under exam pressure. 100 scenario cases.
Pay with PayPal — no account required
CKA Exam Prep
$24.99one-time
Cluster operations under pressure — nodes, control plane, networking, storage, and etcd. 100 scenario cases.
Pay with PayPal — no account required
Platform & GitOps
Helm releases, Kyverno policies, and Argo CD sync decisions — 4 topics, 64 scenarios in Platform & Policy Pack ($22.99).
- Helm Releases & Rollbacks
- Kustomize Bases & Overlays
- Kyverno & Admission Policies
- Argo CD & GitOps