On a moderated discussion list serve, there is one person or group that is designated the adminstrator of the list. This person or group has the ability to decide which of the posts sent to the list serve will be distributed to the entire list. The administrator has control over what is sent out to the list. On an un-moderated discussion list serve all posts are automatically distributed to the entire list without review. These text-ba sed applications can be used as educational tools allowing individuals to work with each other in cyberspace classrooms.
MOOs provide a medium for software-controlled interactive experiments and other learning aids.
A MUD is a Multi-User Dungeon or Dimension. Essentially, a MUD is a virtual reality experiment accessible via the Internet. In other words, Netiqu ette is a set of rules for behaving properly online. Toward an Ethics and Etiquette for Electronic Mail Norman Z. Shapiro and Robert H. Anderson Core Rules of Netiquette are excerpted from the book Netiquette by Virginia Shea Newsreader Newsreaders allow you to read and post messages to the various newsgroups that can be accessed through the UseNET network. This virtual network sits on top of the Internet and is accessible by nearly every computer with 'net access.