kubectl and Controlled Deployment
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Questions and Answers

What is one of the main features of Kubernetes related to container management?

  • Manages user authentication within containers
  • Provides graphical user interface tools for containers
  • Automates deployment, scaling, and operations of application containers (correct)
  • Automates the creation of virtual machines

Which feature of Kubernetes is responsible for assigning DNS names or IP addresses to containers and balancing loads?

  • Secret and Configuration Management
  • Service Discovery and Load Balancing (correct)
  • Automated Rollouts and Rollbacks
  • Storage Orchestration

In Kubernetes, what does 'Automated Rollouts and Rollbacks' refer to?

  • Safely storing and managing sensitive information
  • Managing the deployment process to ensure only healthy containers are deployed (correct)
  • Automatically restarting failing containers for application reliability
  • Optimizing resource allocation based on container requirements

Which of the following is a common use case for Kubernetes related to managing and scaling microservices efficiently?

<p>Microservices Architecture (B)</p> Signup and view all the answers

What type of applications can Kubernetes help build and deploy in public, private, or hybrid clouds?

<p>Cloud-native Applications (C)</p> Signup and view all the answers

Which Kubernetes feature optimizes resource allocation to containers based on their requirements?

<p>Automatic Bin Packing (C)</p> Signup and view all the answers

What is a Cluster in Kubernetes?

<p>A collection of Nodes that run containerized applications (D)</p> Signup and view all the answers

What is the main function of Nodes in a Kubernetes cluster?

<p>To run containerized applications (D)</p> Signup and view all the answers

What is a Pod in Kubernetes?

<p>The smallest deployable unit that can be created, scheduled, and managed in Kubernetes (A)</p> Signup and view all the answers

What is the purpose of Services in Kubernetes?

<p>To provide access to external sources (D)</p> Signup and view all the answers

What is used to deploy applications in Kubernetes?

<p>.yml file (C)</p> Signup and view all the answers

How can you scale a deployment in Kubernetes?

<p>By modifying the deployment file to increase the number of replicas (C)</p> Signup and view all the answers

What tool is used to deploy an application in Kubernetes?

<p>kubectl (B)</p> Signup and view all the answers

Which controller decides where to place Pods in a Kubernetes cluster based on the current load and resources of the nodes?

<p>Deployment controller (A)</p> Signup and view all the answers

What command is used to create a deployment from a YAML file in Kubernetes?

<p>kubectl create -f deployment_file.yaml (A)</p> Signup and view all the answers

Which file type is used to define Pod specifications in Kubernetes?

<p>.yaml (D)</p> Signup and view all the answers

What is the preferred command for updating resources that may need changes over time in Kubernetes?

<p>kubectl apply (B)</p> Signup and view all the answers

Which Kubernetes resource can be listed using the command 'kubectl get deployments'?

<p>Deployments (A)</p> Signup and view all the answers

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