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CGI vs ASP: A Comparison of Scripting Technologies

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  1. CGI vs ASP

  2. CGI Model sends HTML back request Sends CGI to runs the script and returns HTML Script is stored in the script server

  3. ASP Model 4 sends HTML back request Browser Server 1 2 3 Sends page to runs the script and returns HTML ASP.dll Script is embedded in the source page

  4. Pros and cons of CGIs • Pros: • can be written in any programming language • can run in all hardware & software platforms • large library of free applications/scripts • Cons: • performance problems, specially in Windows • more complex programming than alternatives, Perl, C and Java

  5. Pros and cons of ASP • Pros: • simpler to program in Windows, using VBScript or JavaScript • ASP.dll is loaded in the same space than IIS • designed to support data bases • Cons: • Mostly restricted to Windows platform (20+% of servers)

  6. Others • Win-CGI: programs in Visual Basic or C using the equivalent of cgi-lib.pl • Macromedia’s Cold Fusion: code is embedded in the pages as ASP. • PHP: also a embedded code page generator, but free.

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