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IC3 Unit 1 Chapter 3
| Question | Answer |
|---|---|
| fast Internet connection that uses the same wires as a telephone company | ADSL |
| a platform designed to run older versions of software | backward compatible |
| a program designed for use with Apple Corporation products that allows the user to choose either the Mac OS or the Windows operating system when the computer is turned on | Boot Camp |
| fast connection to the Internet that is always active; about 30 times faster than telephone voice lines | Broadband |
| cuts off power on a power strip in case of a short circuit in the equipment; helps to eliminate a potential fire hazard | circuit breaker |
| the range between the darkest black and the brightest white on a screen | contrast ratio |
| rearranging data on a hard disk to eliminate fragmented files and to maximize the storage capacity of a hard drive by writing files on adjacent sectors | defragmenting |
| program that enables the computer’s processor commands to be carried out by a device such as a printer, camera, scanner, or smartphone; written for specific platforms and devices | driver |
| used to transfer digital signals directly from the PC to a monitor; part of the computer’s video card | DVI port |
| a type of network connection that provides fast, wired network connectivity using a port on the computer; wires are larger than wires used for telephone line connections | Ethernet |
| files that are broken up and stored in different places on the disk causing a computer to take longer to access the files | fragmented |
| software that is copyrighted by the programmer but is available for use without charge | freeware |
| a stack of thin, rigid metal disks that are read and written to in magnetic form | hard disk |
| the complete unit of hard disks and heads sealed in a metal box used to store data | hard drive |
| a port that transfers digital image data used by multimedia devices such as DVD players and laptop computers | HDMI |
| component of a hard drive used to read and write data in magnetic form to a hard disk | head |
| fins (radiator) attached to a processor; used to channel heat away from the motherboard | heat sink |
| platform that uses Intel processors and DOS or Microsoft Windows operating systems; currently referred to as PC-compatible | IBM-compatible |
| connectors that fit over pairs of pins on a computing device such as a hard drive | jumpers |
| older version of software or an older model of a device | legacy |
| open-source, free operating system that works with Intel-compatible processors | Linux |
| model of personal computer made by Apple Corporation; a computer operating platform for computers made by Apple Corporation | Mac (Macintosh) |
| the main circuit board of the computer where the CPU is located | motherboard |
| two or more microprocessors on one integrated circuit chip that increases the performance of a computer | multi-core processor |
| source code for software that is available to anyone for use or modification such as the Linux operating system | open source |
| suite of free productivity applications that run on the Linux platform and other platforms | OpenOffice |
| operating system from Apple Corporation that works with processors made to its specifications | OS X |
| the combination of an operating system and hardware; the three most common personal computer platforms are Windows, Mac OS, and Linux | platform |
| extension cord with additional electrical receptacles; may contain a circuit breaker or surge protectors | Power Strip |
| amount of time it takes to change the color of a pixel on an LCD monitor; also referred to as response rate | response time |
| measurement of the spin rate of hard disks | revolutions per minute (rpm) |
| free software for which the user voluntarily pays a fee if the software is continued to be used | shareware |
| extension cord with a box of additional electrical receptacles; often includes a circuit breaker that cuts off power to the computer in case of a short circuit in the equipment | Surge Suppressor |
| a video card port used to connect video devices to a computer that uses two analog signals and has limited resolution | S-Video port |
| converts electrical voltage from high to low or low to high; often used when traveling internationally | transformer |
| software that is available for a limited period of time after which the software stops working unless a license is purchased | trial version |
| unit with battery power that provides temporary power during power outages and includes functions of a plug strip with surge suppression | UPS |
| video connection standard between computers and monitors that uses an analog signal for each of the primary colors | VGA |
| type of memory specifically dedicated to the display, housed on the motherboard or on a graphic card | video RAM (VRAM) |
| memory designated on the hard drive when RAM has been exhausted by the current computing session | virtual memory |
Created by:
nicole.anderson
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