<xs:schema targetNamespace="http://ltsc.ieee.org/xsd/LOMv1p0"
    xmlns="http://ltsc.ieee.org/xsd/LOMv1p0"
    xmlns:xs="http://www.w3.org/2001/XMLSchema"
    elementFormDefault="qualified"
    version="IEEE LTSC LOM XML 1.0">

  <xs:annotation>
    <xs:documentation>
This work is licensed under the Creative Commons Attribution-ShareAlike
License.  To view a copy of this license, see the file license.txt,
visit http://creativecommons.org/licenses/by-sa/1.0 or send a letter to
Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
    </xs:documentation>

    <xs:documentation>
This file represents a top-level driver schema for validating
LOM v1.0 instances using a common set of validation assumptions.

Alternative top-level schema drivers can be assembled by selecting
from the various alternatives listed below.
    </xs:documentation>
  </xs:annotation>

  <!-- Learning Object Metadata -->

  <xs:include schemaLocation="common/dataTypes.xsd"/>
  <xs:include schemaLocation="common/elementTypes.xsd"/>
  <xs:include schemaLocation="common/elementNames.xsd"/>
  <xs:include schemaLocation="common/vocabValues.xsd"/>
  <xs:include schemaLocation="common/vocabTypes.xsd"/>

  <!-- Element uniqueness:  use one of the following -->

  <!-- Use unique/loose.xsd to relax element uniqueness constraints
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/unique"
             schemaLocation="unique/loose.xsd"/> -->

  <!-- Use unique/strict.xsd to enforce element uniqueness constraints -->
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/unique"
             schemaLocation="unique/strict.xsd"/>

  <!-- Vocabulary checking:  use one of the following -->

  <!-- Use vocab/loose.xsd to relax vocabulary enumeration constraints -->
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/vocab"
             schemaLocation="vocab/loose.xsd"/>

  <!-- Use vocab/strict.xsd to enforce standard vocabulary values
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/vocab"
             schemaLocation="vocab/strict.xsd"/> -->

  <!-- Use vocab/custom.xsd to enforce custom vocabulary values
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/vocab"
             schemaLocation="vocab/custom.xsd"/> -->

  <!-- Custom elements:  use one of the following -->

  <!-- Use extend/strict.xsd to enforce strictly conforming elements
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/extend"
             schemaLocation="extend/strict.xsd"/> -->

  <!-- Use extend/custom.xsd to allow custom metadata elements -->
  <xs:import namespace="http://ltsc.ieee.org/xsd/LOMv1p0/extend"
             schemaLocation="extend/custom.xsd"/>

</xs:schema>