Question

What are the limitations of Ajax?

Answer 1

Limitations of Ajax are listed below:

1. Ajax is not advisable in developing web applications but is great for websites.
2. View page source display code is written in Ajax exposing the functionality.
3. It is complex, less secured, needs more time in developing web pages.
4. Search engines cannot index pages developed using Ajax as Crawlers cannot identify web applications developed in JavaScript and Ajax.
5. XMLHttpRequest object can only fetch information from the server where pages are hosted but cannot fetch information from another server.
6. It is not possible to bookmark pages developed in Ajax.
7. Ajax cannot function with JavaScript disabled in the browser.
8. It has a slow response time because different page controls load at different times.
9. Dynamic page registration of its own on browser history engine is not possible, the code-behind file function does not work.

Answer 2

An Ajax Web Application tends to confuse end users if the network bandwidth is slow and there is no full postback running.