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linux_foundation KCNA

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Exam contains 141 questions

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Question 49 🔥

What is the goal of load balancing?

A. Automatically measure request performance across instances of an application.

B. Automatically distribute requests across different versions of an application.

C. Automatically distribute instances of an application across the cluster.

D. Automatically distribute requests across instances of an application.

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Question 50 🔥

How are ReplicaSets and Deployments related?

A. Deployments manage ReplicaSets and provide declarative updates to Pods.

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B. ReplicaSets manage stateful applications, Deployments manage stateless applications.

C. Deployments are runtime instances of ReplicaSets.

D. ReplicaSets are subsets of Jobs and CronJobs which use imperative Deployments.

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Question 51 🔥

What factors influence the Kubernetes scheduler when it places Pods on nodes?

A. Pod memory requests, node taints, and Pod affinity.

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B. Pod labels, node labels, and request labels.

C. Node taints, node level, and Pod priority.

D. Pod priority, container command, and node labels.

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Question 52 🔥

What is the core metric type in Prometheus used to represent a single numerical value that can go up and down?

A. Summary

B. Counter

C. Histogram

D. Gauge

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Question 53 🔥

What is the primary mechanism to identify grouped objects in a Kubernetes cluster?

A. Custom Resources

B. Labels

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C. Label Selector

D. Pod

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Question 54 🔥

What is the purpose of the kubelet component within a Kubernetes cluster?

A. A dashboard for Kubernetes Clusters that allows management and troubleshooting of applications.

B. A network proxy that runs on each node in your cluster, implementing part of the Kubernetes Service concept.

C. A component that watches for newly created Pods with no assigned node, and selects a node for them to run on.

D. An agent that runs on each node in the cluster. It makes sure that containers are running in a Pod.

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linux_foundation KCNA

Exam contains 141 questions

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