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data path size the number of lines on a bus that can hold data
dual inline memory module a miniature circuit board installed on a motherboard to hold memory
expansion cards a circuit board inserted into a slot on the motherboard to enhance the capability of the computer
expansion slots a narrow slot on the motherboard where an expansion card can be inserted .expansion slots connect to a bus on the motherboard.
firmware software that is permanently stored on a chip.bios on the motherboard is an example
flash rom rom that can be reprogrammed or changed without replacing chips
floppy disk drive a drive that can hold either a 5 1/4 or 3 1/4 inch floppy drive
front side bus system bus
gigahertz one thousand mhz or one billion cycles per second
graphics card video card
hard copy output from a printer to paper
hard disk drive the main secondary storage device of a pc.two technologies are currently used by hard drives, magnetic and solid state
hardware the physical components that constitute the computer system
hertz unit of measurement for frequency,calculated
host bus memory bus
keyboard an input device thru which data and instructions may be typed into computer memory
magnetic hard drive one of two technologies used by hard drives where data is stored as magnetic spots on disks that rotate at a high speed.
main board motherboard
megahertz one million hetz or one million cycles per second
memory physical microchips that can hold data and programming,located on the motherboard or expansion cards
microprocessor cpu
monitor most commonly used output device for displaying text and graphics on a computer
motherboard the main board on a computer,also called the system board.the cpu,rom chips,dimms,rimms,and interface cards are plugged into the motherboard
mouse a poining and input device that allows the user to move a cursor around a screen and select items with the click of a button
non volatile memory refers to a kind of ram that is stable and can hold data as long as electricity is powering the memory
parallel ata an older ide cabling method that uses a 40 pin flat or round data cable or an 80 conductor cable and a 40 pin ide connector
parallel port a female 25 pin port on a computer that can transmit data in parallel,8 bits at a time,and is usually used with a printer
peripheral device devices that communicate with the cpu bu are not located directly on the motherboard,such as a monitor
port physical connector at the back of the computer for a peripheral device
power supply a box inside the computer case that supplies power to the motherboard
primary storage temporary storage on the motherboard used by the cpu to process data and intructions
printer a peripheral output device that produces output to paper
processor cpu
program a set of step by step insructions to the computer
protocol set of rules and standards that two ebtities use for communication
random access memory memory modules on the motherboard containing microchips used to temporarily hold data and programs while the cpu processes bot.
read only memory chips that contain programming code and cannot be erased
sony philips digital interface sound port sound port to connect home audio systems
secondary storage storage that is remote to the cpu and permanently holds data even when the pc is turned off
serial ata an atapi cabling method that uses a narrower and more reliable cable then the 80 conductor cable
serial port a male 9 pin or 25 pin port on a computer system used by slower i/o devices such as a mouse or modem
software computer programs or instructions to perform a specific task
solid state drive an electronic device with no moving parts.storage device that uses memory chips to store data instead of spinnig disks
startup bios part of the system bios that is responsible for controlling the pc when it is first turned on
system bios bios located on th motherboard
system board motherboard
system clock a line on a bus that is dedicated to timing the activiies of components connected to it.provides a continuous pulse that other devices use to time themselves
traces a wire ona circuit board that connects two components or devices
video card an interface card installed on the computer to control visual output on the monitor
video memory used by the video controller, might be part of the system memory or on a video card
volatile temporary memory
administartor account account that grants rights and permissions to all hardware and software resources
aero user interface vista 3d user interface
backward compatible technology, software or device that works with older technology software or devices
briefcase a system folder that is used to synchronize files between two computers
child directory subdirectory
command prompt window windows utility that is used to enter multiple commands to perform various tasks
compressed zip folder a folder with a .zip extension that contains compressed files
desktop the initial screen that is displayed when an os has a gui interface loaded
device driver a program stored on the hard drive that tells the computer how to communicate with a hardware device such as a printer or modem
dual boot ability to boot using two operating systems
elevated command prompt window vista command prompt window that allows commands that require administrative privileges
executive services a group of components runnig in kernel mode that interfaces between the subsystems in user mode and the hal
file attribute properties assigned to a file,read only
file extension used to identify the file type exe
filename the first part of a name assigned to a file
folder subdirectory
graphical user interface uses graphics as compared to a command driven interface
hardware abstraction layer the low level part of windows 2000, vista, xp written specifically for each cpu technology so that only this part has to be changed when platform changes are made
kernel portion of the os that is responsible for interacting with the hardware
kernel mode processing mode that has access to hardware components
notebook portable computer designed for travel and mobility
notification area an area to the right of the task bar that holds the icons for running services
operating system software that controls a computer
original equipment manufacturer license a software license that you have to buy before you can install software on a computer
patch an update to software that corrects an error,adds a feature or addresses a security issue
registry a database that windows uses to store hardware and software configuration information,user preferences and setup information
root directory the main directory created when a hard drive or disk its first formatted
service a program that runs in the background o support and serve
service pack patch
shell the portion of an oS that relates to the user and other apllications
standard account vista user account that can make some system chamges
subdirectory a directory or folder conained in another directory or folder
system tray notification area
systray notification area
task bar a bar at the bottom of the desktop displaying info about open programs
thread each process that the cpu is aware of,a single task is part of a longer program
user account control dialog box vista security feature
user mode provides an interface between the user and the operating system
virtual machine one or more logical machines created within a physical machine
volume a primary partition that has been assigned a drive letter and can be formatted with a file system such as ntfs.
Created by: cgeaski