DTD is:

It defines the document structure with a list of _______.

DTD defines the document structure with a list of legal elements.

A DTD can be declared inline in your XML document, or as an

If the DTD is included in your XML source file, it should be wrapped in a DOCTYPE definition with the following syntax:

You can also use a DTD to verify your own

If the DTD is external to your XML source file, it should be wrapped in a DOCTYPE definition with the following syntax:

With DTD, each of your XML files can carry a ________ of its own format with it.

Elements are the main building blocks of both

Attributes provide _______ about elements.