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Ajax INTERVIEW QUESTION & ANSWERS

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31. What are the different data types that JSON supports?
 
    JSON supports the following data types :
  • String
  • Number
  • Boolean
  • Array
  • Object
  • Null
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32. How is JSON used with Ajax?
  The JSON string can be retrieved using the XMLHttpRequest object in Ajax. The responseText property of the XMLHttpRequest object holds this data.
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33. What is dynamic HTML?
  Dynamic HTML is a combination of the three technologies—Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), and JavaScript—that work together in tandem to make the web content to be changeable dynamically.
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34. What are the different data interchange formats available?
 
    The different data interchange formats available are as follows :
  • HTML content
  • Plain text/string delimiters
  • XML
  • JSON
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35. What is the base class of the Sys.UI.Control class?
  Sys.Component
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