Here are some sample ajax technical interview questions asked in various IT companies Interviews, Placement papers, recruitment exams for freshers and experienced developers / coders.

• Javascript frameworks available for use.
• What do you use as a return type – XML, Javascript or HTML?
• Which frameworks can help quickly develop applications with ajax?
• how do you make an ajax call. Do you use HTTP GET or POST?
• Is it necessary to use XML or XSLT in an ajax application?
• Method to test ajax code.
• What is W3c DOM?
• How can you submit an online form without refreshing the page?
• What do you mean by the -alpha inside install instructions?
• Is HTML_Ajax stable?
• WHich Ajax framework is suitable for php applications?
• What do you know about the AIX Administrator?
• How can you set the session variables using javascript?
• How can you create your own ajax functionality?
• How are ajax applications better than traditional applications?
• A method to handle the concurrent ajax requests.
• How can you recieve the XMLHttpRequest object?
• Is there any protocol in load runner to support ajax?
• Which tool is best for automation of an ajax application?
• Difference between server side and client side java script. Give an example to explain the difference.
• Difference between proxied and proxyless calls.
• Tell about some frameworks available in AJAX.
• Who invented Ajax?
• How will you use AJAX to send an image?
• Applets and plugins in ajax.
• What are the major security issues with ajax
• How is ajax different from XMLHttpRequest?
• Is there any difference between ajax and XMLHttpRequest?
• When we install HTML_Ajax on some servers, why does it hang?
• Is ajax code compatible with all browsers?
• Asynchronous server communication technology has been there for many years now. What makes Ajax different?
• Is Ajax just an architectural style or a unique technology platform?
• How do you use the forward and back buttons using Ajax.
• What is the difference between the XAJAX project at sourceforge and html_ajax? Comparison between the two.
• Which browsers are supported by HTML_ajax?
• WHo is in charge – server or client?
• Minimum php version required to run HTML_ajax?