NALS CH.4_500801
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| Application | refers to the specific uses of a computer and the jobs it can perform.
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| Backup | A second copy of computer data made to avoid data loss in the even of the computer.
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| Byte | a unit that measures data.
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| Case management/electronic case filing | the electronic filing system used in the federal court system.
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| CD-ROM | compact disk-read only memory.
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| Central processing unit | the part of a computer system where all computations, sorting, selecting, and data manipulation take place; oversees the use of the main memory and monitors input and output operations.
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| Database | a compilation of data fields and records that is collected, stored, and organized for later retrieval through sorting, searches, queries, etc.
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| Database management system | software that is used to collect, store, and organize data into a database.
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| Data source | connection set up to a database from a server.
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| Document management system | a computerized mechanism for naming, storing, and labeling documents for ease and accuracy of later retrieval.
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| Electronic filing | The process of submitting tax returns over the Internet.
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| the system of delivering and receiving messages electronically using a modem or router, telephone line or cable, and communications software.
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| Field | a particular branch of study or sphere of activity or interest.
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| Fonts | styling of words typed.
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| Footers | a line or block of text appearing at the foot of each page of a book or document.
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| Graphical user interface | a system using icons and pictures to display menus and choices on a computer
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| Hardware | the physical elements of a computer, such as a keyboard, monitor, printer, case or chassis, modem, scanner, and joy stick.
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| Headers | something that goes in front of something else
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| Input device | keyboard, mouse, optical character reader, imaging scanner, and voice recognition system.
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| Justification | the action of showing something to be right or reasonable.
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| Links | web addresses that contain an activated linkage to another location or website on the internet.
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| Local area network | the linking of computers within close proximity, i.e., in the same building.
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| Macro | a single instruction that expands automatically into a set of instructions to perform a particular task.
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| Mainframe computers | Large, very expensive, high-speed machines that require trained operators and special temperature environments, used for scientific and engineering computations.
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| Malware | a general term referring to problems that can be transmitted from computer to computer through e-mail or Internet access, such as viruses, Trojans, and keyboard scanners.
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| Metadata | Data stored in a computer that shows who created, accessed, or revised a document, what changes were made and by whom, and the dates and times when all of this occurred.
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| Microcomputers | small-sized computers often called personal or desktop computers.
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| Minicomputers | mid-sized, powerful computers often used as network servers.
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| Open codes | codes that are invoked once to create a change in line spacing, margins, tab settings, font changes, justification, and page numbering.
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| Operating system | software that controls the flow of information to and from the central processing unit and to and from the input/output devices.
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| Optical character recognition | a scanner that converts an image into a character-based text file.
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| Output device | computer peripherals such as monitors and printers.
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| Paired codes | codes that are turned on and off to invoke changes such as underlining, bold face, italics, and styles and affect only the text appearing between paired codes.
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| Peripherals | devices that are connected to a computer, such as terminals, tape drives, disk drives, modems, and printers.
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| Portable computers | notebooks, laptops, handheld, tablet, and even smartphones qualify as portable computers.
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| Record | a thing constituting a piece of evidence about the past, especially an account of an act or occurrence kept in writing or some other permanent form.
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| Redline | refuse (a loan or insurance) to someone because they live in an area deemed to be a poor financial risk.
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| Repetitive strain injury | an injury caused by physical strain due to repetitive movement; carpal tunnel is a common RSI
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| Software | all programs needed to instruct, control, and operate the hardware of a computer system such as flowcharts, manuals, programs, routines, training, and the like.
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| Styles | a distinctive appearance, typically determined by the principles according to which something is designed.
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| Trackpad | a device found on many laptops that allows fingertip control of cursor movement.
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| Trackball | A device with a ball on top that is rolled with the fingertips to move the cursor, while the base of the device remains stationary.
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| Uniform resource locator | the address at which an internet site can be located.
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| USB drives | sometimes called memory sticks, flash drives, or thumb drives, these device plug into USB drives on a computer and contain memory that functions like a hard device.
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| Virus | computer code that can be copied into an existing computer program and make itself known by impeding correct function of the program.
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| Web browser | a program that allows a computer user to explore the internet.
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| Webcam | a camera on a computer.
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| Web page or Website | a page found on an internet site.
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| Wide area network | the linking of computers that are located far apart, i.e., in different cities, through cables, fiber optics, or satellites.
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| Zip drive | a portable computer drive, now nearly obsolete due to the common usage of recordable CDs and DVDs.
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