Certification Topics

Certification

• CNCF (cloud native cloud foundation) + linux foundation
• Certified Kubernetes Application Developer: https://www.cncf.io/certification/ckad/
• Candidate Handbook: https://www.cncf.io/certification/candidate-handbook
• Exam Tips: https://docs.linuxfoundation.org/tc-docs/certification/tips-cka-and-ckad
• not mcq
• editor for exam task : vi or nano
• can refer official documentation in exam
• 20KLOUD - 20% off

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exam : Topic/s

• Core concept - recap (cluster(main/worker), pod, rs, deploymnet object, etc)
• Config
• Configmap
• SecurityContext
• secrets
• ServiceAcct
• Resource req
• Mutli-Container pods
• different patterns - Ambassador, adaptor , sidecar
• some eg and use case on these
• Observability
• readiness and liveness
• Container logging
• Monitor
• debug app
• pods design
• label, selector, anno
• rolling / rollout updates
• job and cron job
• Service
• networking
• policies
• State and persistence
• vol
• vol claims PVC
• ETCD is a distributed reliable key-value store used by kubernetes to store all data used to manage the cluster.

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more Topic

• Build, define, and modify container images
• Authentication, Authorization, and Admission Control
• KubeConfig
• API Groups
• Role-based access controls
• Understanding API deprecations
• Blue/Green or Canary deployments
• Helm
• Discovering and using resources that extend Kubernetes (CRD)
• Storage Classes
• Stateful Sets
• VolumeClaimTemplates
• Taints/Tolerations
• Node Affinity
• Pods, Replicasets & Deployments
• Services
• Secrets
• Environment Variables
• Persistent Volumes

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learning Track

• first absolute beginner

• then admin

  • HA cluster deploymnet
  • scheduler
  • logging/ monitor
  • lifecycle
  • maintenance
  • security
  • troubleshoot

• or, developer KCAD

  • design and build cloud native app
  • configMap
  • secrets
  • multi-container -pod
  • job
  • services
  • pod design
  • logging and monitoring