KCNA practice questions 201–210

1. Question 201 · 282 in bank

   Which option represents best practices when building container images?

   • AUse multi-stage builds, pin the base image version to a specific digest, and only install necessary packages.
   • BUse multi stage builds, pin the base image version to a specific digest, and install extra packages just in case.
   • CAvoid multi-stage builds, use the latest tag for image version, and install extra packages just in case.
   • DUse multi stage builds, use the latest tag for image version, and only install necessary packages.

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   Answer: A

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2. Question 202 · 282 in bank

   Ceph is a highly scalable distributed storage solution for block storage, object storage, and shared filesystems with years of production deployments. Which open source cloud native storage orchestrator automates deployment and management of Ceph to provide self-managing, self-scaling, and self-healing storage services?

   • AMinIO
   • BOpenEBS
   • CCubeFS
   • DRook

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   Answer: D

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3. Question 203 · 282 in bank

   In Kubernetes, what is the primary responsibility of the kubelet running on each worker node?

   • ATo provide internal DNS resolution and route service traffic between Pods and nodes.
   • BTo allocate persistent storage volumes and manage distributed data replication for Pods.
   • CTo ensure that containers defined in Pod specifications are running and remain healthy on the node.
   • DTo manage cluster state information and handle all scheduling decisions for workloads.

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   Answer: C

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4. Question 204 · 282 in bank

   What is the role of the ingressClassName field in a Kubernetes Ingress resource?

   • AIt indicates which Ingress Controller should Implement the rules defined in the Ingress resource.
   • BIt specifies the backend Service used by the Ingress Controller to route external requests.
   • CIt defines the type of protocol (HTTP or HTTPS) that the ingress Controller should process.
   • DIt determines how routing rules are prioritized when multiple Ingress objects are applied.

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   Answer: A

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5. Question 205 · 282 in bank

   What does SBOM stand for?

   • ASoftware Bill of Materials
   • BSoftware Bill Operations Management
   • CSystem Bill of Materials
   • DSecurity Baseline for Open Source Management

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   Answer: A

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6. Question 206 · 282 in bank

   Which Helm command deletes the release mysql-1234 from the Kubernetes cluster?

   • Ahelm reject mysql-1234
   • Bhelm erase mysql-1234
   • Chelm uninstall mysql-1234
   • Dhelm remove mysql-1234

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   Answer: C

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7. Question 207 · 282 in bank

   During a team meeting, a developer mentions the significance of open collaboration in the cloud native ecosystem. Which statement accurately reflects principles of collaborative development and community stewardship?

   • ACommunity events and working groups foster collaboration by bringing people together to share knowledge and build connections.
   • BMaintainers of open source projects act independently to make technical decisions without requiring input from contributors.
   • CCommunity stewardship emphasizes guiding project growth but does not necessarily include sustainability considerations.
   • DOpen source projects succeed when contributors focus on code quality without the overhead of community engagement.

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   Answer: A

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8. Question 208 · 282 in bank

   What happens if only a limit is specified for a resource and no admission-time mechanism has applied a default request?

   • AKubernetes copies the specified limit and uses it as the requested value for the resource.
   • BKubernetes will create the container but it will fail with CrashLoopBackOff.
   • CKubernetes chooses a random value and uses it as the requested value for the resource.
   • DKubernetes does not allow containers to be created without request values, causing eviction.

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   Answer: A

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9. Question 209 · 282 in bank

   Which of the following actions is supported when working with Pods in Kubernetes?

   • ACreating Pods through workload resources like Deployments.
   • BGuaranteeing Pods always stay on the same node once scheduled.
   • CManaging static Pods directly through the API server.
   • DRenaming containers in a Pod using kubectl patch.

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   Answer: A

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10. Question 210 · 282 in bank

    In Kubernetes, what is the primary purpose of using annotations?

    • ATo specify the deployment strategy for applications.
    • BTo control the access permissions for users and service accounts.
    • CTo provide a way to attach metadata to objects.
    • DTo define the specifications for resource limits and requests.

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    Answer: C

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KCNA practice, question 201. 282 questions available.