CIS 1 - Kurtz  Santa Monica College 



Features of the Internet 


Began in late 1960's by the US Army 
There is no central structure by design 
World's largest E-mail system 
Tens of millions of host computers 
Hundreds of Millions of users
Services: E-mail, WWW, FTP, Telnet, more




A set of rules for the exchange of information and data 
TCP/IP common to all Internet messages




Electronic Mail 


Address is composed of User (account) name and domain name separated by @  
The single most important service offered on the Internet


World Wide Web 


"The Web" "WWW"  
Largest information service on the Internet 
Graphic display of online hypertext


Web Browser 


The program that runs on your computer and enables you to use the World Wide Web




Uniform Resource Locator
The Internet address for a specific document or other resource
May become invalid as resources are moved


Search Engine 


Used to locate Web information


Web page 


An electronic document on the WWW


Home page 


The starting point for a WWW site




Clicking on a link allows you to get more information 

Usually highlighted, may be a graphic


Bookmark, Favorite 


URL that has been saved for future reference




An on-line mailing list




The network of computers on the Internet offering News Groups




File Transfer Protocol 
Used for sending and receiving files on the Internet






Used to connect to a remote CLI computer









Hypertext Markup Language
Used to create pages on the World Wide Web
Hypertext employs links to allow users to transfer to new pages to get more information







Fully Qualified Domain Name


Always ends with a top-level domain
Identifies a particular computer
Text strings separated by dots







Domain Name Service


Translates a FQDN into an IP address