Free Access LinuxFoundation.KCNA.v2025-08-13.q115 Practice Test (Page 8)

Question 31

Which kubernetes object do deployments use behind the scenes when they need to scale pods?

A.Horizontal pod autoscaler

B.ReplicaSets

C.kubectl

D.Replication controller

Question 32

You are building a CI/CD pipeline to deploy a Java application to Kubernetes. The application requires a specific Java version and some libraries to run correctly. How would you ensure that the correct runtime environment is available in the Kubernetes cluster?

A.Include the necessary Java version and libraries in the Dockerfile for the application image.

B.Pre-install the Java version and libraries on the Kubernetes nodes.

C.Use Kubernetes Init Containers to install the required dependencies before starting the main container.

D.Use Kubernetes ConfigMaps to define the environment variables for Java and libraries.

E.Use Kubernetes Secrets to store the Java version and library information securely.

Question 33

You are deploying a microservices application to Kubernetes using a CI/CD pipeline. Which of the following tools are most commonly used for managing the deployment process and ensuring rolling updates?

A.Helm

B.Jenkins

C.Kubernetes Deployment

D.Docker Compose

E.kubectl

Question 34

What is the purpose of the 'kubectl' command-line tool in Kubernetes?

A.Manages the Kubernetes API server and handles authentication and authorization requests.

B.Provides a user interface for interacting with the Kubernetes cluster.

C.Schedules Pods to nodes and ensures that they are running as intended.

D.Enables communication between Pods and services within a Kubernetes cluster.

E.Provides a command-line interface for interacting with and managing Kubernetes resources.

Question 35

How can persistent volume be provisioned?

A.Automatically

B.Bootstrap

C.Dynamically

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