Structured vs. unstructured
Tag vs. element
Document type, DTD, and markup declarations
Schema and schema definitions
Documents and data
“When I use a word,” Humpty Dumpty said, in a rather scornful tone, “it means just what I choose it to mean, neither more nor less.”
|--Lewis Carroll, Through the Looking Glass|
One of the problems in learning a new technology like XML is getting used to the jargon. A good book will hold you by the hand, introduce terms gradually, and use them precisely and consistently.
Out in the real word, though, people use imprecise terminology that often makes it hard to understand things, let alone compare products. And, unlike authors, they sometimes just plain get ...