⚙️

Certified Kubernetes App Developer

CNCFCKADProfessional

⏱ Duration

2 hours

❓ Questions

15–20 performance-based tasks

✅ Pass Score

66%

💰 Cost

$395 USD

📅 Valid

3 years

📋 Exam Domains & Weightage

Application Design & Build

Container builds, Jobs, CronJobs, initContainers, sidecar patterns

20%

Application Deployment

Rolling updates, Helm, Kustomize, blue/green strategies

20%

Observability & Maintenance

Liveness/readiness probes, logging, API deprecations, metrics

15%

Environment, Config & Security

ConfigMaps, Secrets, ServiceAccounts, SecurityContext, AppArmor

25%

Services & Networking

Services, Ingress controllers, NetworkPolicy, DNS

20%

🔑Create alias: alias k=kubectl && export do='--dry-run=client -o yaml'

🔑Know Helm chart layout and values override patterns

🔑SecurityContext and NetworkPolicy are heavily tested

🎯

After this certification

CKA (Administrator) — gives you the cluster side of Kubernetes