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keyboard wedge (KBW)
A keyboard wedge can be either a software program or an inserted hardware device that translates digital signals from a barcode reader or magnetic strip reader (MSR) into keyboard strokes for a computer. Read Full Definition
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ultra wideband
Ultra wideband (also known as UWB or as digital pulse wireless) is a wireless technology for transmitting large amounts of digital data over a wide spectrum of frequency bands with very low power for a short ... Read Full Definition
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noise
Noise is unwanted electrical or electromagnetic energy that degrades the quality of signals and data. Read Full Definition
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nanocrystal
A nanocrystal is a crystalline particle with at least one dimension measuring less than 1000 nanometers (nm), where 1 nm is defined as 1 thousand-millionth of a meter (10-9 m). Read Full Definition
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Ultra High-Definition TV (UHDTV)
Ultra-high-definition (UHD) television, also abbreviated UHDTV, is a digital television display format in which the horizontal screen resolution is on the order of 4000 pixels (4K UHD) or 8000 pixels (8K UHD). Read Full Definition
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CompTIA Security+
CompTIA Security+ is a certification that demonstrates a person's competency with core security practices and functions that are carried out in IT security roles. Read Full Definition
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data in motion
Data in motion, also referred to as data in transit or data in flight, is a process in which digital information is transported between locations either within or between computer systems. Read Full Definition
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carrier network
A telecommunications carrier network is the collection of devices and underlying infrastructure used to transmit data from one location to another. Read Full Definition
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greylist (or graylist)
A greylist (also spelled graylist) is a list of e-mail addresses or domain names that a spam filter uses to identify suspected spam. If a message arrives from an address or domain on the list, it will be ... Read Full Definition
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law of large numbers
The law of large numbers is a principle of probability according to which the frequencies of events with the same likelihood of occurrence even out, given enough trials or instances. As the number of experiments ... Read Full Definition
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