Question

Create an XML tree for the physical structure of an XML doc. ​

Answer 1

$\textbf{Answer is in Attachment !}$

Answer 2

Answer:

An XML document consists of three parts, in the order given: An XML declaration (which is technically optional, but recommended in most normal cases) A document type declaration that refers to a DTD (which is optional, but required if you want validation) A body or document instance (which is required)