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Kubectl writes a command in the following formot kubectl [command] [type] [name] [flags] - command : Commands that you want to run on objects (create, get, delete) - type: object type ( pod, service, ingress) - name: object name - flag: options to set additional. There are first flag and second one. Cf> One dash(-): System five options, abbreviated command, etc. Two dashes(--): BAS series of opt..

1. Kubeadm Officail cluster creation/management tool provided by K8s 2. Kubespray - An open-source project that deploys a K8s cluster - Configure a K8s cluster in a variety of formats - Userful when operating commercial service clusters on-premises 3. CNI(Container Network Interface) VxLAN that supports inter-container communication. Also called Pod Network. There are various types of plug-ins. ..

1. What is different between Virtual Machine and Container? VM is a method of virtualizing the guest OS on the Host OS. The Guest OS is allocated resources from the host OS and virtalized using a hypervisor(software that enables multiple guest OSs to run on the Host OS). There is a disadvantage of slow spped due to host OS resource partitioning(+overhead) and installing OS on top. On the other h..