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Collections are a way of grouping related objects together in Fedora. They function much like directories on a computer; a collection can "contain" “contain” any number of related objects and sub-collections. For more technical detail, see Collection Object.

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Drupal is an open source content management system (CMS) written in PHP. Known for being extremely flexible and extensible, Drupal is supported by a community of over 630,000 users and developers. Drupal sites can be customized and themed in a wide variety of ways.

Drupal functions as the "front“front-end" end” of Islandora.

Drupal Roles

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The Fedora repository functions as the "back“back-end" end” of Islandora; files are stores as objects in the repository and accessed through the "front“front-end" end” (i.e., Drupal).

Faceted Search

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Everything stored in a Fedora repository is treated as an object. Objects are made up of three components: a Persistent Identifier (PID), System Properties, and one or more Datastreams. The generic nature of Fedora's Fedora’s digital object model allows a wide variety of digital content to be stored and delivered to users.

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Every object in a Fedora repository has a unique persistent identifier of the format Namespace:ID. This identifier is assigned when the object is created, and cannot be changed. The PID can be user-generated or managed based on information specified in the collection policy.

Relationship (Also

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“RDF”)

Objects in a Fedora repository are organized using Resource Description Framework (RDF) statements.These statements define the relationships between objects in the following format:

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And XSD file - which stands for XML Schema Document - contains a set of rules to which an XML document must conform in order to be considered 'valid'‘valid’.

In the Form Builder context, the XSD file defines the schema that you are creating a form for. Schema's XSD files are usually hosted by the project's website, although you may upload a schema directly to your server.