• CGI is the Common Gateway Interface

• CGI is nothing but a program which generates HTML pages

• CGI programs are written in C, C++, Perl, Tkl, Shell Scripts,
          and Basic, Fortran, LISP, Pascal, Cobol, PL1, assembler, ........
          and Visual Basic, PHP, Cold Fusion, application languages ...........
          and Bulgarian, French, Chinese, .........

• CGI developers must have some basic programming skills:
  • Think clearly
  • Think in an organized fashion
  • Think within the rules
  • Think completely

• CGI runs on the server, not the client.

• A basic example .