Touch is the concept of physical contact between two objects. In everyday experience, touch can be perceived as one object applying physical force upon another. However, on the scale of atoms, no two particles ever have zero distance between them. Th... [more]
Ubuntu is a popular Linux distribution, designed with the intent of overthrowing Microsoft Windows as the world's most widely-used operating system. The distro is composed entirely of open source components, which have been heavily modified for easy ... [more]
UFO is an acronym for Unidentified Flying Object. Any airborne vehicle or phenomenon that cannot be accounted for by qualified, experienced investigators using modern, accepted equipment and methods is classified as a UFO. Although UFO's are often at... [more]
Unix is an operating system designed by Bell Labs to handle time sharing on their DEC mainframe computers. After abandoning the Multics OS project, Bell was in need of an operating system to power it's DEC mainframes. A notable Bell Multics developer... [more]
URL is an acronym for Uniform Resource Locator. URL is the technical term for what is often called a "web address". It is the address by which computers and documents on the Internet can be located. The URL was invented by Tim Berners-Lee as one of h... [more]
USB is a connection standard for computer peripherals. The term USB is an acronym for Universal Serial Bus. Specially designed, one-way connectors ensure that computer keyboards, flash drives, printers, digital cameras, [media pl... [more]
A virtual machine is a computer application which presents simulated hardware to an operating system running as a process on a host system. Virtual machines are useful for testing or deploying multiple independent operating systems on a single physic... [more]
A virus is a computer program that is capable of self-replicating and executing copies of itself on remote systems. In this sense, the computer virus is similar to a biological virus, from whence it draws its name. While a virus by definition does no... [more]
Microsoft Windows Vista is the current version of Microsoft's Windows operating system series. Windows Vista Business and Enterprise Editions replaced Windows XP Professional Edition in November 2006 and Vista Home Basic/Premium replaced XP Home Edit... [more]
VOIP is an acronym for Voice Over Internet Protocol. The acronym accurately describes the purpose of the technology, yet hints at the difficulties in implementation to those familiar with IP (Internet Protocol). The term VOIP refers to no particular ... [more]
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