• Asynchronous Javascript And Xml. It is not a programming language
  • Used to create better, faster and more interactive applications.
  • Ajax uses asynchronous data transfer between the browser and server.
  • Ajaxcontroltoolkit.dll is the dll used for Ajax control tool kit. 

What are the controls of ajax?

  • ScriptManager
  • ScriptManagerProxy
  • UpdatePanel
  • UpdateProgress
  • Timer

What are the advantages of AJAX?

  • It saves memory while fetching data from same page
  • More interactive
  • Speed 

What are the disadvantages of AJAX?

  • AJAX is dependent on javascript
  • Security issues
  • Debugging difficulty

What are the technologies used by AJAX?

  • Javascript
  • XMLHttpRequest
  • Document Object Model(DOM)
  • Extensible HTML(XHTML)
  • Cascading Style Sheets (CSS)

What are the features of AJAX?

  • Dataview control
  • Live data binding
  • Invoking Ado.net data services and data contexts
  • Client side template rendering


What is the difference between AJAX and JAVASCRIPT?

Ajax send request and performs other operations in the mean time they get the responseJavascript send request and waits for the response
Full page downloading is not neededFull page downloading is needed
minimize the overload on serverPosts request and updates the script every time
AJAX is a technique of communicationJavascript is a scripting language


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