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Ajax INTERVIEW QUESTION & ANSWERS

DOT Net
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26. Is AJAX a programming language?
  No
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27. What are the names of the sequence of events in the page life cycle?
 
    The sequence of events that occur in the page life cycle are as follows :
  • Page_Init
  • LoadViewState
  • LoadPostData
  • Page_Load
  • RaisePostDataChangedEvent
  • RaisePostBackEvent
  • Page_PreRender
  • SaveViewState
  • Page_Render
  • Page_UnLoad
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28. Which request is better with AJAX, Get or Post?
  AJAX requests should use an HTTP GET request while retrieving data where the data does not change for a given URL requested. An HTTP POST should be used when state is updated on the server. This is in line with HTTP idempotency recommendations and is highly recommended for a consistent web application architecture.
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29. What are the alternate ways of achieving Ajax functionalities without using an XMLHttpRequest object?
  There are several ways of achieving Ajax-style applications without using the XMLHttpRequest object, such as IFrames, Flash, Cookies, and so on.
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30. Can AJAX technology work on web servers other than IIS?
  Yes, AJAX is a technology independent of web server the web application is hosted on. Ajax is a client (browser) technology.
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