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ASP.NET interview questions: - Can you explain benefits and limitations of using Query Strings?

A simple but most frequently asked ASP.NET interview question.


A query string is information sent to the server appended to the end of a page URL.


Following are the benefits of using query string for state management:-


  • No server resources are required. The query string containing in the HTTP requests for a specific URL.


  • All browsers support query strings.


Following are limitations of query string:-


  • Query string data is directly visible to user thus leading to security problems.


  • Most browsers and client devices impose a 255-character limit on URL length.


See the following video on ASP.NET for importance of session and viewstate: -



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Shiv Prasad Koirala

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