Which of the following parts must a XML document have in order to be well-formed?
A . An XML declaration
B . A root element
C . A specified encoding
D . A reference to either a DTD or an XML schema definition
Answer: B
Which of the following parts must a XML document have in order to be well-formed?
A . An XML declaration
B . A root element
C . A specified encoding
D . A reference to either a DTD or an XML schema definition
Answer: B