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devops/activities/04-kubernetes-intro-understanding.md
ALE Seeder 9c6ce01b67 seed: example course content
2026-01-01 00:00:00 +00:00

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id title mode open_at close_at retakes_enabled max_attempts grade_max
act-04-kubernetes-intro-understanding Kubernetes Intro - Understanding understanding 2026-02-01T00:00:00+01:00 2026-12-31T23:59:59+01:00 true 999 100

T1

Type: mcq Points: 20 Prompt: Which description best matches what Kubernetes does? Refs:

  • mat-06-kubernetes-intro#what-kubernetes-is
  • mat-06-kubernetes-intro#orchestration Choices:
  • It deploys applications and can scale, self-heal, and manage rollouts/rollbacks.
  • It is a programming language for writing cloud-native applications.
  • It is a container image format used to distribute applications.
  • It is a single server operating system kernel.

T2

Type: short Points: 15 Prompt: What does the abbreviation K8s mean? Refs:

  • mat-06-kubernetes-intro#whats-in-the-name-and-k8s Answer: The 8 replaces the eight letters between K and s in Kubernetes.

T3

Type: single_choice Points: 20 Prompt: For high availability, which control plane sizing is recommended? A) 1 control plane node B) 2 control plane nodes C) 3 or 5 control plane nodes D) 7 control plane nodes Refs:

  • mat-06-kubernetes-intro#control-plane-nodes-and-worker-nodes

T4

Type: multiple_choice Points: 25 Prompt: Which items are part of the control plane services described in the material? A) API server B) Scheduler C) Cluster store (etcd) D) Kubelet E) Controller manager/controllers F) Kube-proxy Refs:

  • mat-06-kubernetes-intro#control-plane-services
  • mat-06-kubernetes-intro#worker-node-components

T5

Type: essay Points: 20 Prompt: Explain Kubernetes' declarative model using desired state, observed state, and reconciliation, and contrast it with an imperative approach using one concrete example (failure recovery or an update). Refs:

  • mat-06-kubernetes-intro#desired-state-observed-state-and-reconciliation
  • mat-06-kubernetes-intro#declarative-versus-imperative
  • mat-06-kubernetes-intro#self-healing-and-rolling-updates-example Rubric:
  • Defines desired state, observed state, and reconciliation correctly. (8)
  • Describes the YAML->API server->cluster store flow and the role of controllers/watch loops. (6)
  • Provides a concrete example (replica self-heal or image update) and contrasts with imperative scripting. (6)