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21 Cards in this Set
- Front
- Back
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What is media, such a telephone wire, coaxial cable, microwave signal, or fiber-optic cable, that carry or transport data communication messages?
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Channel
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What is an electronic device that receives data, processes data, stores data, and produces a result?
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Computer
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What is hardware, software, data and people working together?
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Computer system
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What is information entered into the computer to be processed that consists of text, numbers, sounds, and images?
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Data
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What is the transmission of text, numeric, voice, or video data from one machine to another called?
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Data Communications
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The largest network used as a communication tool is the
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Internet
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The tangible, physical equipment that can be seen and touched is
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Hardware
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A series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space, such as an office building or department is a
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Local area network (LAN)
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They are sometime referred to as personal computers; used at home or at the office by one person; can fit on top of or under a desk are
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Microcomputers
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Large, powerful computers that are used for centralized storage, processing, and management of very large amounts of data are
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Mainframe computers
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An integrated circuit silicon chip that contains the processing unit for a computer or a computerized appliance is a
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Microprocessor
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A type of computer that is designed to serve multiple users and process significant amounts of data; larger than a microcomputer, but smaller than a mainframe is
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Minicomputer
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Connects one computer to other computers and peripheral devices
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Network
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This computer is similar to a microcomputer; however, it is smaller and portable.
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Notebook computer
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Who are users of the computers who enter the data and use the output?
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People
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A standard format for transferring data between two devices. TCP/IP is the agreed-upon international standard for transmitting data.
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Protocol
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A computer that receives a data transmission is the
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Receiver
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A computer that sends a data transmission is the
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Sender
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What is an intangible set of instructions that tells the computer what to do?
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Software
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The largest and fastest computers, capable of storing and processing tremendous volumes of data are
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Supercomputers
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Computer networks that cover a large geographical area. Most are made up of several connected LANs and cover regions, cities, countries, and the World.
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Wide area networks (WANs)
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