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4/17/13 WD2 SA
| Question | Answer |
|---|---|
| local area network (LAN) | A group of computers connected within a confined geographic area. |
| hub | device used to connect systems so that they can communicate with one another. |
| switch | A device that connects either individual systems or multiple networks. A Layer 1 switch connects individual systems |
| router | A device that routes packets between networks based on network-layer addresses; determines the best path across a network. Also used to connect separate LANs to form a WAN |
| wide area network (WAN) | A group of computers connected over an expansive geographic area so their users can share files and services |
| segment | Part of a larger structure; common term used in networking |