A. A single running container instance B. A resource that manages ReplicaSets and provides declarative pod updates C. A network policy for pod communication D. A persistent storage volume

A. A set of replica nodes in the cluster B. A controller that ensures a specified number of identical pod replicas are running C. A type of service for internal communication D. A configuration snapshot

A. kubectl set replicas deployment/app 5 B. kubectl scale deployment app --replicas=5 C. kubectl resize deployment app 5 D. kubectl update replicas app=5

A. Terminates all pods simultaneously before creating new ones B. Incrementally replaces old pods with new ones to avoid downtime C. Updates only the control plane components first D. Creates a new cluster and migrates traffic

A. A set of background daemon processes running outside Kubernetes B. A controller that ensures a copy of a pod runs on all (or selected) nodes C. A type of Deployment used for stateful applications D. A scheduling policy that limits pod placement