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29 Cards in this Set
- Front
- Back
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External Hard Drive |
removable hard drive located outside of the main computer tower |
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Input Device |
any piece of computer hardware used to provide data to the computer |
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Output Device |
any piece of computer hardware used to communicate the data processed by the computer |
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Monitor |
output device which displays graphics and images from the computer |
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Digital Visual Interface (DVI) |
video and audio interface connecting the monitor and the computer |
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High-Definition Multimedia Interface (HDMI) |
compact video and audio interface transmitting digital data between the high-definition monitors and the computer |
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Ethernet Cable |
cord connecting the computer to the internet |
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Power Cord |
cable connecting the computer to the electrical supply;aids in delivering electrical power to the main computer |
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Power Connector |
cable inside the computer connecting the power supply to the internal devices |
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Storage Device Cable |
cable inside the computer transferring data between the mother board and storage devices |
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Surge Protector |
appliance designed to protect computer electronics from electrical damage |
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Hardware |
physical parts of a computer, such as the hard drive, video card, monitor and other substantial computer parts |
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Software |
set of computer programs designed to enable computers to accomplish certain tasks;major types of software include programming software, system software and application software |
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Defragmentation |
software maintenance process which reduces the amount of fragmentation between files |
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Personal Computer (PC) |
computer designed for general use by a single person |
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Light-Emitting Diode (LED) |
semiconductor light source used in various applications;in the world of computers, LED technology is used to make optical mouses and LED displays |
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Touchpad |
computer pointing device which takes advantage of a tactile sensor to detect a user's finger movement |
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Liquid Crystal Display (LCD) |
thin, light electronic display which employs the light modulating properties of liquid crystals |
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Universal Serial Bus (USB) connector |
interface designed to connect computer and peripheral devices, such as printers, mouses, keyboards, USB flash drives and external hard drives |
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Motherboard |
main circuit board inside personal computers which holds the majority of computer components and provides connectors for peripherals |
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Central Processing Unit (CPU) |
microprocessor which calculates all the data going through a personal computer |
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Clock Rate |
common measurement of CPU speed; tells how fast the CPU can process data; the higher the clock rate, the faster the CPU |
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Megahertz (MHz) |
unit of measurement of CPU clock rate; one megahertz refers to a clock rate of one million cycles per second |
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Gigahertz (GHz) |
unit of measurement of CPU clock rate; one gigahertz refers to a clock rate of one billion cycles per second |
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Random Access Memory (RAM) |
type of computer memory, which temporarily stores computer information such as the operating system, application programs and data so they can be immediately accessed by the CPU |
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Binary Digit (Bit) |
smallest unit of computer storage capacity |
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Read-Only Memory (ROM) |
type of computer memory which stores the Basic Input/Output System (BIOS); data stored in ROM cannot be changed |
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Basic Input/Output System (BIOS) |
built-in program which initializes computer hardware and launches the operating system when the computer starts |
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Serial Advanced Technology Attachment (SATA) |
type of cable inside the computer connecting the mother board and internal storage devices, such as the hard drive, CD- or DVD-ROM |
