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Kubernetes Interview questions and Answers

  • October 29, 2022
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Bharani Kumar Depuru is a well known IT personality from Hyderabad. He is the Founder and Director of Innodatatics Pvt Ltd and 360DigiTMG. Bharani Kumar is an IIT and ISB alumni with more than 18+ years of experience, he held prominent positions in the IT elites like HSBC, ITC Infotech, Infosys, and Deloitte. He is a prevalent IT consultant specializing in Industrial Revolution 4.0 implementation, Data Analytics practice setup, Artificial Intelligence, Big Data Analytics, Industrial IoT, Business Intelligence and Business Management. Bharani Kumar is also the chief trainer at 360DigiTMG with more than Ten years of experience and has been making the IT transition journey easy for his students. 360DigiTMG is at the forefront of delivering quality education, thereby bridging the gap between academia and industry.

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  • What tool is used to communicate with the Kubernetes cluster

    • a) Kubectl
    • b) kubelet
    • c) window cmd prompt
    • d) APIServer

    Answer - a) Kubectl

    "kubectl is a command-line tool provided by Kubernetes and it must be configured to communicate with your cluster.

    The basic syntax to run kubectl commands from terminal window is:

    kubectl [command] [TYPE] [NAME] [flags]"

  • How many components are there in Kubernetes Architecture?

    • a) 2
    • b) 4
    • c) 5
    • d) 7

    Answer - d) 7

    "A Kubernetes cluster has two main components: Master (the control plane) and Worker (data plane).

    The Master hosts the components used to manage the Kubernetes cluster. There are 4 components on master node: API Server, Etcd, Scheduler, Controller Manager.

    Worker nodes can be virtual machines (VMs) or physical machines. A node hosts pods, which run one or more containers. A worker node has 3 components: Kubelet, Kube-Proxy, Container Engine."

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