Apache

yum install httpd apr apr-util

/sbin/chkconfig httpd on
/sbin/service httpd start

now its running.

This server is worth 2 grades of 100 points.

Apache Web Server HTTP:
Chapter 26 in your book. You can use the graphical tools in Red Hat or you can use webmin.

Webmin:
Tutorials:
http://doxfer.com/Webmin/ApacheBasicConfiguration
http://doxfer.com/Webmin/Name-BasedVirtualHosting

Apache webmin module documentation:
http://doxfer.com/Webmin/ApacheWebserver

When Apache is properly setup you should be able to go to your server in your web browser by typing it in and you should see a webpage. Apache runs on port 80 since it is a web server. An example would be:
http://instructserver/