What is a ReplicaSet in Kubernetes?
a) A tool to clone Pods
b) Ensures a specified number of Pod replicas are running
c) A backup service for nodes
d) A command to restart Kubernetes
Answer:
b) Ensures a specified number of Pod replicas are running
Explanation:
A ReplicaSet ensures that a specified number of identical Pods are always running in a Kubernetes cluster. If a Pod crashes, the ReplicaSet will create a new Pod to replace it.