+91 90691 39140 | +1 253 214 3115 | info@hub4tech.com | hub4tech

Ajax Interview Questions and Answers

1
What is Ajax?

Ajax is abbreviated as Asynchronous Javascript and XML. It is new technique used to create better, faster and more interactive web systems or applications. Ajax uses asynchronous data transfer between the Browser and the web server.

This technique is used to make internet faster and user friendly. It is not a programming language.

Asynchronous JavaScript and XML, or Ajax (pronounced "Aye-Jacks"), is a web development technique for creating interactive web applications using a combination of XHTML (or HTML) and CSS for marking up and styling information. (XML is commonly used, although any format will work, including preformatted HTML, plain text, JSON and even EBML).

2
Does AJAX work with Java?

Absolutely. Java is a great fit for AJAX! You can use Java Enterprise Edition servers to generate AJAX client pages and to serve incoming AJAX requests, manage server side state for AJAX clients, and connect AJAX clients to your enterprise resources. The JavaServer Faces component model is a great fit for defining and using AJAX components.

3
How many types of triggers are present in update panel?

There are two types of triggers used in update panel:

  • PostBackTrigger – This works as full postback and it cannot work asynchronously
  • AsyncPostBackTrigger – Partial post back asynchronously
4
What are all the controls of Ajax?

Following are the controls of Ajax:

  • ScriptManager
  • ScriptManagerProxy
  • UpdatePanel
  • UpdateProgress
  • Timer
5
Do Ajax applications always deliver a better experience than traditional web applications?

Not necessarily. Ajax gives interaction designers more flexibility. However, the more power we have, the more caution we must use in exercising it. We must be careful to use Ajax to enhance the user experience of our applications, not degrade it.

Copyright ©2015 Hub4Tech.com, All Rights Reserved. Hub4Tech™ is registered trademark of Hub4tech Portal Services Pvt. Ltd.
All trademarks and logos appearing on this website are the property of their respective owners.
FOLLOW US