Defining a default namespace for an element saves us from using prefixes in all the child elements. It has the following syntax:
xmlns="namespaceURI"
This XML document carries information in a table:
<table xmlns="You are not allowed to view links.
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Login"> <tr> <td>Apples</td> <td>Bananas</td> </tr></table>
This XML document carries information about a piece of furniture:
<table xmlns="You are not allowed to view links.
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Login"> <name>African Coffee Table</name> <width>80</width> <length>120</length></table>
