Ajax INTERVIEW QUESTION & ANSWERS
| 11. |
Name some popular ASP.NET Ajax frameworks? |
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ASP.NET Ajax frameworks include the followin :- Michael Schwarz's Ajax.NET
- Jason Diamond's Anthem
- Magic AJAX.NET
- Comfort ASP.NET
- Microsoft's Atlas
- ASP.NET Ajax from Microsoft
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| 12. |
What are the types of postback? |
| |
There are two types of postbacks are : - Synchronous Postback
- Asynchronous Postback
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| 13. |
What is the difference between Synchronous Postback and Asynchronous Postback? |
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All traditional web applications use Synchronous postback. It is also called normal postback.
In synchronous postback, the entire contents of the web page are sent to the server, and in response, the server sends the required information to the client.
In an Asynchronous postback, instead of sending the entire contents of a web page to the server, only the request for a specific information is sent to the server, and in response, the server sends the required information to the client. |
| 14. |
What are the constituent technologies in Ajax? |
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The constituent technologies that make up Ajax are as follows :-
XMLHttpRequest object
- JavaScript
- DHTML
- DOM
- XML
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| 15. |
How do we do exception handling in Ajax? |
| |
Exception handling in Ajax is done using the ErrorTemplate which forms the child tag of
ScriptManager. |
