What is Kubernetes?Open source Container-orchestration engine from Google Why Kubernetes? way to manage microservicesway to manage multi-node containers How Kubernetes works? Control planeapi-server (Collection of k8s APIs)kube-controller-managernode-controllerfew other controllers as wellscheduler (Allocated container to nodes)etcd (KV pair) (Brain of cluster)Worker Nodeskubelet (Manages node)kube-proxy (Runs on each worker node. Enables n/w communication b/w nodes)docker/rkt (Container runtime)OthersDNS What is pod? Lowest (Atomic) unit of k8sCan contain one or more containersLives as long as there is at least one container running