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</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</p> Signup and view all the answers

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

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

    What is a Cluster in Kubernetes?

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

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

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

    What is the purpose of Services in Kubernetes?

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

    What is used to deploy applications in Kubernetes?

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

    What tool is used to deploy an application in Kubernetes?

    <p>kubectl</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</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</p> Signup and view all the answers

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

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

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

    <p>Deployments</p> Signup and view all the answers

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