If you can explain these without notes, you can run EKS in production.
Cluster and access
✓What AWS runs and how ENIs connect it
✓Endpoint modes and their trade-offs
✓Access entries versus aws-auth
✓Version lifecycle and extended support
Compute and network
✓Node groups, Karpenter, Auto Mode, Fargate
✓Consolidation and Spot behaviour
✓VPC CNI Pod limits and IP fixes
✓ALB, NLB, IP targets, Gateway API, Lattice
Security and operations
✓Pod Identity versus IRSA
✓Hardening by layer, logs, detection
✓Add-ons with PRESERVE, EBS zones, EFS
✓Upgrade order, checks, observability, cost
Next: the 15-question quiz. Then Deck 4 covers on-prem, Rancher and troubleshooting, and Decks 5 to 7 cut across platforms.