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If there is an input in the text field what are all the functions which get executed?

We can execute following functions when there is an input in the text field.

  •  1) Defines the url that we will sent to the server 
  •  2) A parameter is inserted to the input field's content. 
  •  3) A parameter is inserted to restrict the server from the cache. 
  •  4) When a change is triggered statechange is invoked. 
  •  5) An XMLHTTP object having a given URL gets invoked 
  •  6) A request is sent to the server through HTTP.