AWS (Amazon Web Services) Certification Practice Exam

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Prepare for your AWS Certification Exam with flashcards and multiple-choice questions. Each question comes with hints and detailed explanations to help you succeed. Enhance your skills and be ready for the exam!

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What is the name of the unit/worker machine in Kubernetes?

  1. Pod

  2. Node

  3. Container

  4. Service

The correct answer is: Node

The unit or worker machine in Kubernetes is referred to as a Node. Nodes are the physical or virtual machines on which the containers are run. Each node contains the necessary services to run pods and is managed by the Kubernetes control plane. In a Kubernetes cluster, nodes can take on various roles, including worker nodes that run application pods and master nodes that manage the cluster's control plane tasks. Each node typically includes the container runtime, kubelet (which communicates with the control plane), and kube-proxy (which manages network routing). Understanding the role of nodes is crucial for managing Kubernetes clusters effectively, as they form the foundational infrastructure that supports containerized applications.