<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>XML 3</name>
<teacher>Andrew</teacher>
<prerequisite>Programming 2</prerequisite>
</module>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>XML5</name>
<!-- no teacher -->
<prerequisite>XML 3</prerequisite>
<prerequisite>Web Scripts 3</prerequisite>
</module>
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<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>Database 2</name>
<teacher>Andrew</teacher>
<teacher>Ken</teacher>
</module>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>XML3</name>
<name>IML3</name>
<!-- Two names -->
<teacher>Ken</teacher>
<prerequisite>XML 3</prerequisite>
<prerequisite>Web Scripts 3</prerequisite>
</module>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>XML4</name>
<teacher>Ken</teacher>
<prerequisite>XML 3</prerequisite>
<prerequisite>Web Scripts 3</prerequisite>
</module>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE module SYSTEM "module.dtd">
<module>
<name>XML3</name>
<teacher>Andrew</teacher>
<room>A17</room>
<!-- no such node allowed -->
</module>
|