4.4 Executing the CGI program on the Web server

CGI programs are programs that are executed on a Web server. You can use CGI programs for interactive Web access that is not possible when you access only static HTML.

Organization of this section

• 4.4.1 CGI program definition

• 4.4.2 Invoking CGI programs

• 4.4.3 Information to be passed to CGI programs

• 4.4.4 Example of CGI programs

• 4.4.5 Additional information to be passed to CGI programs

• 4.4.6 Defining environment variables

• 4.4.7 Points to be noted when using CGI programs on Windows

• 4.4.8 Points to be noted when using CGI programs on UNIX

• 4.4.9 Points to be noted when specifying path information

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