Possible Software to Be Used (Cont.)

CGI (Common Gateway Interface)
It is a standard for running external programs from a World Wide Web HTTP server.

Name:      
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01#!/bin/bash
02echo "Content-type: text/html"
03echo ""
04echo '<html><head>'
05echo '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">'
06echo '<title>Environment Variables</title>'
07echo '</head><body>'
08echo 'Environment Variables:'
09echo '<pre>'
10/usr/bin/env
11echo '</pre>'
12echo '</pre></body></html>'

(X)HTML [(eXtensible) HyperText Markup Language]
HTML is a language for giving instructions for its layout on the page and marking a document containing cross-references that indicates its logical structure. XHTML is a stricter and cleaner version of HTML.