ajax

Question 1

What is AJAX?

Answer 1

AJAX allows web pages to be updated asynchronously by exchanging data with a web server behind the scenes. This means that it is possible to update parts of a web page, without reloading the whole page.

Question 2

What does the AJAX acronym stand for?

Answer 2

Asynchronous JavaScript And XML

Question 3

Which object is built into the browser for making HTTP requests in JavaScript?

Answer 3

XMLHttpRequest object

Question 4

What event is fired by XMLHttpRequest objects when they are finished loading the data from the server?

Answer 4

load

Question 5

Bonus Question: An XMLHttpRequest object has an addEventListener() method just like DOM elements. How is it possible that they both share this functionality?

Answer 5

AJAX just uses a combination of:A browser built-in XMLHttpRequest object (to request data from a web server)
JavaScript and HTML DOM (to display or use the data),

prototypical inheritance