WAP and WML
WAP is a protocol, just like HTTP (and most developers will spend as much time worrying about WAP as they do HTTP—in other words, not much at all). The truth is, WAP is pretty boring: It's a protocol, it works, and it facilitates data transfer.
Just as Web developers spend most of their time writing HTML, most of the action in WAP development is not at the WAP level; it's at the markup language used to create WAP applications. As WAP devices have special user interface requirements and restrictions, the use of HTML is not an option. For example,
WAP devices don't have pointing devices, so mouse-like interfaces are impossible.
WAP devices do not have full keyboards; they usually have simple phone keypads along with some extra keys. ...
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