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Ch 17 Sec 1
Vocabulary
| Question | Answer |
|---|---|
| Access Point (AP) | A device connected to a LAN that provides wireless communication so that computers, printers, and other wireless devices can communicate with devices on the LAN. |
| Adapter Address | A 48-bit hardware address unique to each NIC card and assigned by the manufacturer. The address is often printed on the adapter as hexadecimal numbers. An example is 00 00 0C 08 2F 35. |
| AirPort | The term Apple computers use to describe the IEEE 802.11b standard. |
| Amplifier Repeater: Attenuation | A repeater that does not distinguish between noise and signal; it amplifies both. |
| Automatic Private IP Address | An IP address in the address range 169.254.x.x, used by a computer when it cannot successfully lease an IP address from a DHCP server. |
| Bandwidth | In relation to analog communication, the range of frequencies that a communications channel or cable can carry. In general use, the term refers to the volume of data that can travel on a bus or over a cable stated in bits per second (bps). |
| base station | A fixed transceiver and antenna used to create one cell within a cellular network. |
| Bluetooth | A standard for wireless communication and data synchronization between devices, developed by a group of electronics manufacturers and overseen by the Bluetooth Special Interest Group. |
| BNC connector | A connector used with thin coaxial cable. Some BNC connectors are T-shaped and called T-connectors. One end of the T connects to the NIC, and the two other ends can connect to cables or end a bus formation with a terminator. |
| broadband | A transmission technique that carries more than one type of transmission on the same medium, such as voice and DSL on a regular telephone line. |
| cellular WAN | A network that can be used when a wireless network must cover a wide area. The network is made up of cells, each controlled by a base station. |
| classful subnet mask | A subnet mask that contain all ones or all zeroes in an octet. For example, 11111111.11111111.11111111.00000000 or 255.255.255.0. |
| classless subnet mask | A subnet mask that can have a mix of zeroes and ones in one octet. For example, 11111111.11111111.11110000.00000000 or 255.255.240.0. |
| Client: | An application that has two components. The client software requests data from the server software on the same or another computer. |
| Client/Server Applications | A computer concept whereby one computer (the client) requests information from another computer (the server). |
| coaxial cable | Networking cable used with10-Mbps Ethernet ThinNet or ThickNet. |
| computer name | Character-based host name or NetBIOS name assigned to a computer. |
| crossover cable | A cable used to connect two PCs into the simplest network possible. Also used to connect two hubs to two switches. |
| Data Throughput | Also known as bandwidth. |