In Kubernetes, Labels are key or value pairs being attached to objects, such as pods. The labels are meant to be used for specifying the identifying attributes of the objects meaningful and relevant for the users. They do not directly imply these semantics on to the core system. Labels are also used for organizing and the selection of subsets of the objects. It can be attached to objects at the time of creation and can be subsequently added and modified at any time.

BY Best Interview Question ON 07 Jul 2020