KCNA practice questions 141–150

1. Question 141 · 282 in bank

   Imagine you're releasing open-source software for the first time. Which of the following is a valid semantic version?

   • A1.0
   • B2021-10-11
   • C0.1.0-rc
   • Dv1beta1

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   Answer: C

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2. Question 142 · 282 in bank

   Kubernetes___ protect you against voluntary interruptions (such as deleting Pods, draining nodes) to run applications in a highly available manner.

   • APod Topology Spread Constraints
   • BPod Disruption Budgets
   • CTaints and Tolerances
   • DResource Limits and Requests

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   Answer: B

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3. Question 143 · 282 in bank

   Manual reclamation policy of a PVC resource is known as:

   • AclaimRef
   • BDelete
   • CRetain
   • DRecycle

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   Answer: C

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4. Question 144 · 282 in bank

   Which component of the Kubernetes architecture is responsible for integration with the CRI container runtime?

   • Akubeadm
   • Bkubelet
   • Ckube-aplserver
   • Dkubectl

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   Answer: B

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5. Question 145 · 282 in bank

   Which of the following is a good habit for cloud native cost efficiency?

   • AFollow an automated approach to cost optimization, including visibility and forecasting.
   • BFollow manual processes for cost analysis, including visibility and forecasting.
   • CUse only one cloud provider to simplify the cost analysis.
   • DKeep your legacy workloads unchanged, to avoid cloud costs.

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   Answer: A

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6. Question 146 · 282 in bank

   Which of the following is a challenge derived from running cloud native applications?

   • AThe operational costs of maintaining the data center of the company.
   • BThe cost optimization is complex to maintain across different public cloud environments.
   • CThe lack of different container images available in public image repositories.
   • DThe lack of services provided by the most common public clouds

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   Answer: B

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7. Question 147 · 282 in bank

   What is the correct hierarchy of Kubernetes components?

   • AContainers → Pods → Cluster → Nodes
   • BNodes → Cluster → Containers → Pods
   • CCluster → Nodes → Pods → Containers
   • DPods → Cluster → Containers → Nodes

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   Answer: C

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8. Question 148 · 282 in bank

   Which statement about Secrets is correct?

   • AA Secret is part of a Pod specification.
   • BSecrets data is encrypted with the cluster private key by default.
   • CSecrets data is base64 encoded and stored unencrypted by default
   • DA Secret can only be used for confidential data

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   Answer: C

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9. Question 149 · 282 in bank

   Which mechanism allows extending the Kubernetes API?

   • AConfigMap
   • BCustomResourceDefinition
   • CMutatingAdmissionWebhookmechamsm
   • DKustomize

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   Answer: B

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10. Question 150 · 282 in bank

    Which of the following observability data streams would be most useful when desiring to plot resource consumption and predicted future resource exhaustion?

    • Astdout
    • BTraces
    • CLogs
    • DMetrics

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    Answer: D

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KCNA practice, question 141. 282 questions available.