This lecture covers the CGI protocol. This includes the protocol itself, how to build CGI handlers in a variety of languages, and issues relating to reliability, efficiency, and session management.

• The web server and the CGI handler: impersonation and I/O
• CGI handlers in shell script, C, and Java
• Processes and threads, reliability, and efficiency
• CGI handlers in Perl
• Server-side scripting in PHP
• Session management and tracking

• R