Question

what are the limitations of placing comments in an XML document​

Answer 1

Answer:

Some constrains govern where comments may be placed with an XML file.

• Comments may not appear before the XML Declaration.
• Comments must not appear within an Element Tag.
• Comments must not appear within Attribute values.
• Comments within CDATA are not processed.
• Comments may not contain the sequence --

Answer 2

Answer:

Limitation of XML comments is that it cannot be placed at the top of the XML document or embedded within the tags.