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This use of the word "tag" did not refer to metadata tags, but was an early use of the word "tag" in software to refer to a word index. Online databases and early websites deployed keyword tags as a way for publishers to help users find content.
In the 21st century, metadata typically refers to digital forms, but traditional card catalogs contain metadata, with cards holding information about books in a library (author, title, subject, etc.). Metadata can come in different layers: This physical herbarium record of Cenchrus ciliaris consists of the specimens as well as metadata about ...
Meta elements are tags used in HTML and XHTML documents to provide structured metadata about a Web page.They are part of a web page's head section. Multiple Meta elements with different attributes can be used on the same page.
Page name is a term for the title of any page on Wikipedia. A page is named for the convenience of linking to it by its title. It is shown on the title line, near the top, in large bold letters. On Wikipedia, a database stores all the pages, and so a page is also named for the convenience of a database query to get that page. In the case of ...
The title line of a Media page is File:pagename. (This title is only helpful in some cases.) A Special page follows no such rules. Its title displays no namespace, and can change its pagename. See for example the title of any page listed at Special:SpecialPages. A virtual page is not a page name stored in the database as wikitext.
The title page of a book, thesis or other written work is the page at or near the front which displays its title, subtitle, author, publisher, and edition, often artistically decorated. (A half title , by contrast, displays only the title of a work.)
A good example of metadata is the cataloging system found in libraries, which records for example the author, title, subject, and location on the shelf of a resource. Another is software system knowledge extraction of software objects such as data flows, control flows, call maps, architectures, business rules, business terms, and database schemas.
Tag cloud of a mailing list [1] A tag cloud with terms related to Web 2.0. A tag cloud (also known as a word cloud or weighted list in visual design) is a visual representation of text data which is often used to depict keyword metadata on websites, or to visualize free form text.