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28 Cards in this Set
- Front
- Back
Applications
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Computer programs that make a user's computer do what the user needs done, such as writing a report or calculating a budget.
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backup
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Save extra copies of the files in a computer.
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client-based networks
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A further refinement to the concept of a server-based network that relieves the heavy burden on the network's capacity resulting form frequent server-performed transactions.
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collaboration
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The act of sharing information between coworkers so that they can discuss each other's work or possibly exchange opinions about what other users created.
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computer network
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Two or more computing devices that are connected in order to share the components of a network (the resources)and the information stored there.
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data
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A piece or pieces of information.
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dedicated server
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A computer that operates solely as a server.
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economies of scale
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Savings brought on by buying more similar items (such as computers) and obtaining a lower per-unit cost.
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e-mail
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An electronic means of communicating that is similar to mail but written using computer applications and sent over networks, usually over the Internet.
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format
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The act of combining or arranging characters in a standard order ofr some other specific manner such atht messages can be exchanged from sender to receiver.
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hierarchy of data
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A method of organizing information such that the most detailed information is found at the top and the more general, less secure information is located at the bottom. For instance, a single document is less important and should have fewer security measures placed upon it than a whole file full of related documents.
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local area network (LAN)
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A network that is contained within a relatively small area, such as a classrom, school, or single building.
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local computer
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The computer currently being operated by a user. This is a relative term - each computer user will consider their own computer to be the local computer.
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metropolitan area network (MAN)
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A network that spans the distances involved in a typical metropolitan city.
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network
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Two or more entities sharing resources and information.
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operating system
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Collections of software programs that provide a computer with basic functionality, such as the user interface, management of hardware and software, and ways of creating, managing, and using files.
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peer-to-peer system
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A type of networking that is not centrally administered, where all computers are considered equals, and where each computer can act as a file or print server to its peers.
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peripherals
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A very broad term, most often used to refer to nonessential add-on computer components, such as printers, scanners, and speakers, to expand the computer's use.
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programs
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Organized sets of computer instructions.
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server
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In the general sense, an entity that provides customers, or clients, access to resources. More specifically, a computer that plays one or more of several important roles in a network. In all of these roles, it provides services to other computers (which act as clients).
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server-based network
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A type of network that offers centralized control and is designed for secure operations.
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shares
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As a noun, these are the shared resources users control on their computers, such as document folders, printers, and peripherals. As a verb, it means to make a resource, such as a document foler or printer, available on the network.
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sneakernet
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The process of sharing information by actually walking it to another computer.
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software
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A set of instructions that controls the operations of a computer.
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standalone computer
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A computer that is operated independently of other computers.
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total cost of owndership (TCO)
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The full amount spent on a particular component over that equipment's usable lifetime, including initial purchase cost of all related costs for maintaining the component and supporting the use of the component.
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wide area network (WAN)
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A network that spans a larger area that a typical metropolitan city.
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workstation
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A computer used as a location to accomplish work.
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