Sources and Types of Metadata

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What are the three sources of metadata?

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1. Automatically generated (such as Files, folders in computer systems, CIP in a book, Webpages)

2. Supplied by creator of an electronic resource (such as OPAC, Card catalogue, Websites)

3. Supplied by 3rd party (such as Databases, Linkages)

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What are the three types of metadata?

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1. Descriptive metadata

2. Administrative metadata

3. Technical metadata.

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Descriptive metadata

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describes a resource for purposes such as discovery and identification

include elements such as title, abstract, author, and keywords

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Examples Metadata used to describe information resources

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Cataloguing records (OPAC)

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Finding aids (Online finding aids)

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Specialized indexes (author indexes, subject indexes, citation indexes, and database indexes)

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Hyperlinked relationships between resources (citation, references, related articles, cross-references)

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Annotations by users (comments, tags, reviews, ratings)

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Metadata for recordkeeping systems generated by records creators (file names, dates, versions, access permissions, and other attributes )