How is UDC updated?

UDC, or Universal Decimal Classification, is a system for organizing and classifying library materials that is used in libraries around the world. It is maintained and updated by the UDC Consortium, an international organization that is responsible for the development and promotion of the UDC system.

The UDC Consortium works with a network of experts and users from around the world to ensure that the UDC system remains up to date and relevant. This includes regular review and revision of the categories and subcategories in the UDC system, as well as the addition of new categories as needed to accommodate new subjects and changes in knowledge.

Updates to the UDC system are published in the form of new editions of the UDC manual, which are made available to users around the world. The most recent edition of the UDC manual was published in 2011.

Overall, the UDC Consortium works to ensure that the UDC system remains a comprehensive and flexible tool for organizing and classifying library materials in a consistent and logical way.

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