Web Technologies - Old Questions

10.  What is the syntax of declaring an attributes in a DTD?

 DTD defines the legal building blocks of an XML document. It is used to define document structure with a list of legal elements and attributes.

An attribute declaration in DTD has the following syntax:

<!ATTLIST element-name attribute-name attribute-type attribute-value>

• element-name specifies the name of the element to which the attribute applies.
• attribute-name specifies the name of the attribute which is included with the element-name.

The attribute-type can be one of the following:

E.g.

DTD example:

<!ATTLIST employee id CDATA #REQUIRED> 

XML example:

<employee id="001" />