Which of the following is an example of metadata standard commonly used in digital libraries.
DRM (Digital Rights Management)
Z39.50
Dublin Core
ISBD
Dublin Core is a widely used metadata standard in digital libraries
it provides a set of simple and general elements for resource description
it is maintained by the Dublin core metadata initiative (DCMI)
it is used for interoperability and easy information exchange
DRM--Technology for copyright protection
Z39.50-Protocol for information retrieval (Not metadata standard)
ISBD- Bibliographic description standard (primarily for library cataloguing)
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