Mention the difference between CDATA and PCDATA in DTD.

• CDATA is used to unparse the data or text immediately following the employee part, providing the employee's value: (Parsed Character Data) PCDATA: An XML document uses XML parsers to interpret all of the data. Data of the Parsed Character is referred to as PCDATA.

CDATA denotes the presence of character data that is not intended for parsing by a parser in the element.According to PCDATA, the element does contain data that will be parsed by a parser.