Ess. 220-701 Word Scramble
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Question | Answer |
wireless access point (WAP) | centrally connects wireless nodes in the same way that a hub connects wired Ethernet. |
carrier sense multiple access/collision avoidance (CSMA/CA) | Networking scheme used by wireless devices to transmit data while avoiding data collision, which wireless nodes have difficulty detecting |
Ad hoc mode | peer-to-peer, each wireless node in direct contact with every other node in a decentralized free-for-all |
infrastructure mode | use one or more WAPs to connect the wireless network nodes to a wired network segment |
service set identifier (SSID) | network name |
MAC address filtering | a method that enables you to limit access to your wireless network based on the physical, hard-wired address of the units wireless NIC |
Wired Equivalent Privacy (WEP) | attempt to secure transmitted data. Uses 40 & 104 bit encryption |
Wi-Fi Protected Access (WPA) | used to address the weakness of WEP and act a an upgrade to WEP. |
Wi-Fi Protected Access 2 (WPA2) | lockdown wireless networks. Uses Advanced Encryption Standards (AES) among other improvement, to provide a secure wireless enviroment. |
IEEE 802.11 | wireless ethernet, Wi-Fi |
802.11a | 5 GHz freq.,up to 54 Mbps, 150 ft. range |
802.11b | 11 Mbps, 300 ft. range, 2.4 GHz freq. |
802.11 g | 54 Mbps, 300 ft. range, 2.4 GHz freq., backwards compatible |
802.11n | 100+ Mbps, 300+ft range, 2.4 and 5 GHz freq. backwards compatible |
multiple in/multiple out (MIMO) | enable a device to make simultaneous connections |
Infrared Data Association (IrDA) | communication through infrared devices w, speeds up to 4 Mbps |
Bluetooth | wireless tecnology designed to create small wireless networks preconfigured to do very specific jobs, but not replace full-function networks or Wi-Fi. |
personal area networks (PAN) | small wireless network created w/ bluetooth technology and intended to link PCs and other peripheral devices. |
cellular wireless network | enables you to connect to the Internet through a network-aware PDA |
Created by:
Jefferywrght
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