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Exam details
A Pod is the smallest deployable unit in Kubernetes; it encapsulates one or more tightly coupled containers that share a network namespace, IPC, and optionally volumes.
A Pod represents a single instance of a running process in a cluster and is described by a Pod manifest containing metadata (labels, annotations) and a pod spec.
A ReplicaSet manages a stable set of identical Pods and ensures a specified number of pod replicas are running at any given time.
A Deployment, which manages a ReplicaSet and provides declarative updates, rolling updates, and rollback capability.
A StatefulSet manages the deployment and scaling of a set of Pods with stable, unique network identities and persistent per-pod storage.