HyperNews thus lets you contribute your views, permits you access to a conversation, and gives you the history of a conversation you may have come in late on. Listservs are ongoing conversations about anything. Depending on how active the listserv is, a subscriber may receive anywhere from none to many postings a day. Often listservs have electronic archives where you can access topics, articles, book reviews, and other documents. A Newsgroup is similar to a listserv, except that the discussion postings are kept at a central location, not sent to your e-mail address.
Synchronous communications enables two people to talk to each other simultaneously.
Telnet permits me to log on to another computer from my computer. FTP, file transfer protocol, lets my computer transfer a file to another computer or receive a file from another computer. FTP is used in the creation of web sites. Finally, gopher goes for information on the Internet that is arranged in hierarchies. Veronica is a search tool used for gopher documents.