A virtual number, also known as direct inward dialing (DID) or access numbers, is a telephone number without a directly associated telephone line. Usually...

computing, virtualization (v12n) is a series of technologies that allows dividing of physical computing resources into a series of virtual machines, operating...

controlled payment number, disposable credit card or virtual credit card is an alias for a credit card number, with a limited number of transactions, and...

Virtual reality (VR) is a simulated experience that employs 3D near-eye displays and pose tracking to give the user an immersive feel of a virtual world...

In most telecommunications organizations, a virtual channel is a method of remapping the program number as used in H.222 Program Association Tables and...

Year", at the 1997 MTV Video Music Awards. "Virtual Insanity" was a number-one hit in Iceland and reached number three on the UK Singles Chart. As well as...

A virtual keyboard is a software component that allows the input of characters without the need for physical keys. Interaction with a virtual keyboard...

Virtual hosting is a method for hosting multiple domain names (with separate handling of each name) on a single server (or pool of servers). This allows...

A television channel, or TV channel, is a terrestrial frequency or virtual number over which a television station or television network is distributed...

In computing, virtual memory, or virtual storage, is a memory management technique that provides an "idealized abstraction of the storage resources that...

A page, memory page, or virtual page is a fixed-length contiguous block of virtual memory, described by a single entry in a page table. It is the smallest...

ブイチューバー, Hepburn: BuiChūbā) or virtual YouTuber (バーチャルユーチューバー, bācharu YūChūbā) is an online entertainer who uses a virtual avatar generated using computer...

Companies, from Jan 1, 2005) 030 - UMS 050 - Personal number service 050x - Anonymous virtual number service 060 - Telephone based intelligent service (Premium-rate)...

A virtual particle is a theoretical transient particle that exhibits some of the characteristics of an ordinary particle, while having its existence limited...

The Virtual Console is a defunct line of downloadable video games for Nintendo's Wii and Wii U home video game consoles and the Nintendo 3DS family of...

Oracle VM VirtualBox (formerly Sun VirtualBox, Sun xVM VirtualBox and InnoTek VirtualBox) is a hosted hypervisor for x86 virtualization developed by Oracle...

In entertainment, a virtual band (also called a virtual idol, virtual singer, virtual group, cartoon group, cartoon idol, cartoon singer or cartoon band)...

dedicated virtual number, which are also known as a long code or long number (international number format, e.g. +44 7624 805000 or US number format, e...

A virtual circuit (VC) is a means of transporting data over a data network, based on packet switching and in which a connection is first established across...

x86 virtualization is the use of hardware-assisted virtualization capabilities on an x86/x86-64 CPU. In the late 1990s x86 virtualization was achieved...

A mobile virtual network operator (MVNO) is a wireless communications services provider that does not own the wireless network infrastructure over which...

Virtual PC is a discontinued x86 emulator for PowerPC Mac hosts and a hypervisor for Microsoft Windows hosts. It was created by Connectix in 1997 and...

Virtual Extensible LAN (VXLAN) is a network virtualization technology that uses a VLAN-like encapsulation technique to encapsulate OSI layer 2 Ethernet...

The Virtual Boy is a 32-bit tabletop portable video game console developed and manufactured by Nintendo. Released in 1995, it was marketed as the first...

A virtual assistant (VA) is a software agent that can perform a range of tasks or services for a user based on user input such as commands or questions...

Virtual private network (VPN) is a network architecture for virtually extending a private network (i.e. any computer network which is not the public Internet)...

A virtual private server (VPS) is a virtual machine sold as a service by an Internet hosting service. The term "virtual dedicated server" (VDS) also has...

Some other products such as VMware and Virtual PC use similar approaches to Bochs and QEMU, however they use a number of advanced techniques to shortcut most...

A virtual economy (or sometimes synthetic economy) is an emergent economy existing in a virtual world, usually exchanging virtual goods in the context...

A virtual world (also called a virtual space) is a computer-simulated environment which may be populated by many simultaneous users who can create a personal...