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20 Cards in this Set
- Front
- Back
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Data Communications
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transmission of data from one machine to another
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4 parts of a computer system
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hardware, software, data, and people
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Intranet
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exclusive use of individuals within an organization and contains information only about and for that organization
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Most common exerience people have with the internet
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Email
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Extranets
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allow outside organizations to access internal information systems of other organizations
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Channel
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Carries the message
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What is one of the most utilized types of data communications in the business world?
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The network connection
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Protocols
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Rules governed the orderly transfer of data within data communications
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What does a computer system comprise?
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People, hardware, software, and data
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4 components of data communications
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The sender, reciever, channel, and protocol
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What always connects one computer to others and periphial devices?
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A network
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WAN
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Wide Area Networks
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What year was the first personal computer built?
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About 1977
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What are the series of steps a computer follows?
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Information processing cycle
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What type of computers are divided into categories based on thier size, function, cost, and performance?
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General-purpose computers
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a bit
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a single 0 or 1
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a byte
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a single character
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File Allocation Table
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Where data is stored in numbered tracks in a special log on a disk
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Primarily is used for backup purposes and data collection
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Magnetic Tape
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Network Drives
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Harddrive or tape connected to a network server and is available to and shared by multiple users
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