# Which component stores the state of the Kubernetes cluster?

Kubernetes, Medium (Advanced), Architecture. https://k8wiz.com/uquiz/which-component-stores-the-state-of-the-kubernetes-cluster

- A. kube-apiserver
- B. etcd
- C. kube-controller-manager
- D. kubelet

**Answer:** etcd

**Explanation:** etcd is a consistent and highly-available key-value store used as Kubernetes' backing store for all cluster data. It stores the configuration data of the cluster, representing the state of the cluster at any given point in time.