What is a tag in UI?
Tags are relevant keywords associated with or assigned to a piece of information. Tags are often used on social websites, where users can upload their own content. Here, tags are used to let users organize and categorize their own data in the public sphere.
What are tags used for in Servicenow?
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.