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| Document: spreadsheet, App: Excel 2003 |
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| Excel Macro-Enabled Workbook file |
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| Document: spreadsheet, App: Excel 2007 |
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| File name for DOS which allows 8 characters with a 0-3 character extension |
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| To backup or restore the contents of the hard drive |
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| Basic Input Output System, stored in ROM (does not get erased when PC is turned off) |
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| Feature of operating system that allows you to enter commands manually |
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| Where most system utilities are located |
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Collection of programs that allow the computer to interact with external devices like keyboard, monitor, printers, external hard drives, USB drives, etc.
Plug and Play |
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| Files organized in to hierarchy of directories, which are folders, subfolders, and files |
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| Eliminates unnecessary files, "favorite" utility |
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Consolidates fragmented files into
contiguous space. |
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| additional programs provided by hardware manufacturers to support their new hardware devices. |
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| Manages all files on hard drive and other drive media |
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| Graphical User Interface- commands and applications represented by icons and opened by double clicking with a mouse |
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| When a program needs to use the CPU or an Input/Output device |
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| Created by Linus Torvalds in 91, open source operating system, free, stable, multi-user interface, |
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| Controls use of RAM by applications |
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| utility that provides developers a collection of tools to develop applications software |
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| Operating system from microsoft, single user, single task operating system |
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| Ability of computer to utilize multiple CPUs to process multiple applications simultaneously |
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| Ability of operating system to run multiple programs simultaneously by switching between the programs |
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| Systems design to support multiple users running multiple applications simultaneously |
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| Operating system, Multiple Virtual Storage |
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| Favorite utility, useful to edit text files |
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| Operating system, micro computer, Microsoft |
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| When applications are stored on the swap file, or loaded in to memory from the swap file |
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| Single user, single task operating system |
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| Refers to combination of operating system and cpu, examples: windows platform= windows plus intel cpu |
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| a windows concept that attempted to reduce the need for unique device drivers by providing a standard that hardware manufacturers could use for new hardware reducing the need for device specific drivers |
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| Power On Self Test checks to be sure that memory, video, and other components are working |
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| controls timing of events worked on by the CPU, interrupt occurs when a program needs to use the CPU or an input/output device |
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| operating system developed to run specific devices and produce certain results they can be not generic purpose systems |
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| to restore contents of the hard drive |
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| allows the operating system to load with minimal drivers and components if any errors are encountered during the boot process |
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| systems designed to support a single user running multiple applications simultaneously, Windows PCs or Apple PCs |
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| systems designed to support a single user performing a single function at one time i.e. pda or ms-dos |
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| stored on the hard drive and stores applications not currently needed in RAM also used to hold parts of programs in the hard drive |
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| hardware or software based system used to monitor resources and performance in a computer system |
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| schedule applications to run automatically |
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| occurs when the operating system spends so much time paging that it has virtually no time to execute program that it freezes |
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| operating system created by AT&T Bell Labs in the late 1960s and early 70s. Anyone could modify it because it was distributed as a source code. |
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| command driven or menu driven, menu driven is an operating system where you can select options off of a menu; command driven is an operating system in which commands are entered as a command prompt. |
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| program designed to carry out specific functions |
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| operating system from Microsoft |
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| useful to edit text files |
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| is a Windows-like user interface for UNIX or Linux, but now is a MAC-like user interface for UNIX or Linux |
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| Arithmetic Logic Unit- performs arithmetic calculations and performs all logical comparisons |
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| American Stander Code for Information Interchange- 8 bit code used to represent letters, numbers, and special characters, 256 different possible combos- covers all we need for English alphabet, numbers and characters |
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| Consists of small blocks of memory located on or near the CPU to hold frequently used instructions and speed up the CPU |
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| optical media, storage device |
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| Coordinates all the other components of the CPU |
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| fetch, decode, execute, store |
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| Cathode Ray Tube- type of monitor which uses a tube like an obsolete TV |
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| CPU has 2 processors on one CPU chip so it can process 2 instructions simultaneously |
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| Extended Binary Coded Decimal Interchange Code- 8 bit code used to represent numbers, letters, and special characters |
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| Connect the CPU to other peripherals |
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| Enable several devices to be connected to a port |
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