| A | B |
| T1 Connection | 1.544 Mbps |
| Virtual Domain | A domain name that is hosted by a 3rd party ISP |
| Client / Server Model | Divides computing tasks between the client and server |
| .com | example of a top-level domain |
| FTP | Protocol used to transfer large files. |
| HTTP | Protocol used to transfer web pages. |
| Extranet | A subset of the Internet |
| 56 Kbps | Fastest modem speed |
| DSL | High speed direct Internet connection that uses all digital networks |
| NIC | Hardware device installed on a computer that serves as an interface between the computer and the network |
| Ethernet | Most widely installed LAN technology |
| SMTP | The protocol that an outgoing mail server uses |
| POP | The protocol that an incoming mail server uses. |
| DNS | System that translates IP addresses into easily recognized names. |
| FQDN | Complete domain name of an Internet computer. |
| ISP | An organization that provides access to the Internet |
| GUI | A program that provides graphical navigation with menus and screen icons |
| LAN | A group of computers connected within a confined geographic area in order to share resources |