What are tags and how are they useful?
Overview. People use tags to aid classification, mark ownership, note boundaries, and indicate online identity. Tags may take the form of words, images, or other identifying marks. An analogous example of tags in the physical world is museum object tagging.
What are tags in development?
A tag is a fixed set of application files for an application. Create tags to return to a specific commit in the development of an application. Tags usually identify an exact version of a release, but can be used for any commit to return to a known development point. For example, if a defect is discovered in V1.