| A | B |
| Client | Requests resources |
| Peer | Both client & server |
| Server | Responds to resource requests |
| Medium | Physical way data is communicated |
| NIC | Translates signals for network communication |
| Protocol | Set of communication rules |
| Account | Collection of information |
| Domain | Shares common security database |
| Ethernet | Popular networking technology |
| Group | Named collection of accounts |
| LAN | A single physical network |
| MAN | Specific geographic area |
| PAN | Close proximity network |
| SAN | Centralizes disk storage |
| WAN | Covers large geographic area |
| Resource | Something available on a network |
| Sneakernet | Non-networked data exchange |
| TCP/IP | Vital Internet protocol |
| Active Directory | Microsoft network resource directory |
| NDS | Novell network resource directory |