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15 Cards in this Set
- Front
- Back
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Peer to Peer Network
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a network in
which a small number of computers share hardware (such as a printer), software and/or information. Each computer independently stores its own software and information but can access the information on the other computers. |
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To set up a peer-to-peer network at home
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You’ll need:
• An Ethernet network card in each computer • A home router as a connecting device to tie the computers together and pass messages between them • Cables as the transmission medium • Software that allows information to flow between computers (Windows will do nicely) |
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To set up a peer-to-peer network at home
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You’ll need:
• An Ethernet network card in each computer • A home router as a connecting device to tie the computers together and pass messages between them • Cables as the transmission medium • Software that allows information to flow between computers (Windows will do nicely) |
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network hub
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a
device that connects multiple computers into a network. |
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a switch
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device that connects multiple computers
into a network in which multiple communications links can be in operation simultaneously |
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wireless network
access point or wireless access point |
a device that allows computers
to access a network using radio waves. A wireless access point has a transmitter and a receiver for the bidirectional flow of information. It also has an antenna to capture the radio waves out of the air |
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Wireless fidelity or WiFi
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a standard for transmitting information
in the form of radio waves over distances up to about 91 metres. Apart from home networks, WiFi is used by companies to allow their employees to go wireless, and is also available in various public places |
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Wireless fidelity or WiFi
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a standard for transmitting information
in the form of radio waves over distances up to about 91 metres. Apart from home networks, WiFi is used by companies to allow their employees to go wireless, and is also available in various public places |
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Bluetooth
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a standard for transmitting information in the form of short-range radio waves over
distances of up to 9 metres and is used for purposes such as wirelessly connecting a cell phone or a PDA to a computer |
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Broadband
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a high-capacity telecommunications pipeline capable of providing
high-speed Internet service |
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How a phone modem works
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you use your
modem to first access your ISP.Your ISP then connects you to the Internet.A modem is a device that converts the digital signals from your computer into analog form (by modulating the signal) that can be transmitted over a phone line, and then converts the analog signal back to digital signals (by demodulating the signal) for the computer at the receiving end of the transmission |
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Digital subscriber line (DSL)
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a high-speed Internet connection using phone
lines, which allows you to use your phone for voice communications at the same time |
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cable modem
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a device that uses your TV cable to deliver an Internet
connection (see Figure E.4). The cable from the cable modem attaches to either an Ethernet card (an expansion card that connects your computer to a network) or to a USB port in your computer. |
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satellite modem
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allows you to get
Internet access from your satellite dish |
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wireless Internet service provider
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does the same job as standard Internet service providers except that you don’t
need a wired connection for access |
