Browse Definitions :

Browse Definitions by Alphabet

VIR - VIS

  • virtual machine monitor - A virtual machine monitor (VMM) is a host program that allows a single computer to support multiple, identical execution environments.
  • virtual machine replication - Virtual machine replication is a process used by information technology (IT) professionals to create backup versions of virtual machines (VMs) The backup can be kept and used to restore the machine in the event that its data is corrupted or lost.
  • virtual machine snapshot - A virtual machine snapshot is a file-based representation of the state of a virtual machine at a given time.
  • virtual manufacturing - Virtual manufacturing (VM) is the use of computers to model, simulate and optimize the critical operations and entities in a factory plant.
  • virtual meeting room - A virtual meeting room is a cloud-based collaboration space that allows people in disparate geographical locations to meet in real time.
  • virtual memory - Virtual memory is a memory management technique where secondary memory can be used as if it were a part of the main memory.
  • virtual memory ballooning - Virtual memory ballooning allows a physical host to recapture unused memory on its guest virtual machines and allocate the resource where needed.
  • Virtual Memory System - VMS (Virtual Memory System) is an operating system from the Digital Equipment Corporation (DEC) that runs in its older mid-range computers.
  • virtual mobile infrastructure (VMI) - Virtual mobile infrastructure (VMI) is a delivery platform which does not require an application or operating system (OS) to run locally on a mobile device.
  • virtual NAS - Virtual NAS is a virtual machine (VM) that acts as a file server for network-attached storage (NAS).
  • virtual network adapter - A virtual network adapter is a program (instead of a physical network adapter) that allows a computer to connect to a network.
  • virtual network computing - Virtual network computing (VNC) is a type of remote-control software that makes it possible to control another computer over a network connection.
  • virtual network computing (VNC) - Virtual network computing (VNC) is a type of remote-control software that makes it possible to control another computer over a network connection.
  • virtual network functions (VNF) - Virtual network functions (VNFs) are virtualized tasks formerly carried out by proprietary, dedicated hardware.
  • virtual networking - Virtual networking is a technology that facilitates the control of one or more remotely located computers or servers over the Internet.
  • virtual organization - A virtual organization or company is one whose members are geographically apart, usually working by computer e-mail and groupware while appearing to others to be a single, unified organization with a real physical location.
  • virtual patching - Virtual patching is the quick development and short-term implementation of a security policy meant to prevent an exploit from occurring as a result of a newly discovered vulnerability.
  • virtual payment terminal - Virtual terminals allow sellers to take credit card payments online for orders made online or over the phone without requiring a card reader device.
  • Virtual PC - Virtual PC is a program that emulates Windows 95, Windows 98, Windows NT, as well as IBM OS/2, or Linux on a Macintosh personal computer, assuming it's equipped with a sufficiently fast microprocessor.
  • virtual phone number - A virtual phone number is a telephone number is used to route calls to the user's actual phone number or numbers.
  • virtual power plant - A virtual power plant is the combination of numerous solar-powered, battery-backed homes delivering excess power back into the grid to provide power for other locations.
  • virtual presence - Virtual presence is the ability of a user to feel that they are actually in a virtual location such as a web site or an immersive simulation using technologies like virtual reality (VR) or augmented reality (AR).
  • virtual printer - A virtual printer is an application that replicates the software interface for a physical printer to facilitate various tasks without actually printing anything.
  • virtual private cloud (VPC) - A virtual private cloud (VPC) is the logical division of a service provider's public cloud multi-tenant architecture to support private cloud computing.
  • virtual private database - A Virtual Private Database (VPD) makes the database tables seem like they belong to one user when multiple users may actually be using that table.
  • virtual private database (VPD) - A Virtual Private Database (VPD) makes the database tables seem like they belong to one user when multiple users may actually be using that table.
  • virtual private LAN service - Virtual private LAN service (VPLS) is a technology that makes it possible to connect geographically dispersed local area networks (LANs) logically over the Internet.
  • virtual private LAN service (VPLS) - Virtual private LAN service (VPLS) is a technology that makes it possible to connect geographically dispersed local area networks (LANs) logically over the Internet.
  • virtual private network - A virtual private network (VPN) is a service that creates a safe, encrypted online connection.
  • virtual private network appliance - A VPN (virtual private network) appliance is a network device equipped with enhanced security features.
  • virtual private server - A virtual private server (VPS), also called a virtual dedicated server (VDS), is a virtual server that appears to the user as a dedicated server, but that is actually installed on a computer serving multiple websites.
  • virtual private server (VPS) or virtual dedicated server (VDS) - A virtual private server (VPS), also called a virtual dedicated server (VDS), is a virtual server that appears to the user as a dedicated server, but that is actually installed on a computer serving multiple websites.
  • virtual provisioning - Virtual provisioning is a term used by vendors, such as EMC, to describe a process of efficiently provisioning space in storage area networks (SAN).
  • virtual reality - Virtual reality is an artificial environment that is created with software and presented to the user in such a way that the user suspends belief and accepts it as a real environment.
  • virtual reality cloud (VR cloud) - Virtual reality cloud is the application of cloud computing to create VR environments and experiences.
  • virtual reality gaming (VR gaming) - At its simplest, a VR game might involve a 3-D image that can be explored interactively on a computing device by manipulating keys, mouse or touchscreen.
  • Virtual Reality Modeling Language - VRML (Virtual Reality Modeling Language) is a language for describing three-dimensional (3-D) image sequences and possible user interactions to go with them.
  • virtual reality sickness (VR motion sickness) - Virtual reality sickness (VR motion sickness) is the physical discomfort that occurs when an end user's brain receives conflicting signals about self-movement in a digital environment.
  • virtual reality therapy (VR therapy) - Virtual reality therapy (VR therapy) is the use of simulated interactive and immersive environments as a tool for physical or psychological healthcare applications.
  • virtual reality-based training (VRBT) - Virtual reality-based training (VRBT) is an interactive and immersive teaching method that employs technology to provide virtual scenarios to simulate situations that might occur in actual settings.
  • virtual rep - A virtual agent (sometimes called an intelligent virtual agent, virtual rep or chatbot) is a software program that uses scripted rules and, increasingly, artificial intelligence applications to provide automated service or guidance to humans.
  • Virtual Router Redundancy - VRRP (Virtual Router Redundancy Protocol) is an Internet protocol that provides a way to have one or more backup routers when using a statically configured router on a local area network (LAN).
  • Virtual Router Redundancy Protocol - VRRP (Virtual Router Redundancy Protocol) is an Internet protocol that provides a way to have one or more backup routers when using a statically configured router on a local area network (LAN).
  • virtual routing and forwarding - Virtual routing and forwarding (VRF) is a technology included in Internet Protocol (IP) network routers that enables multiple instances of a routing table to exist in a virtual router and work simultaneously.
  • virtual routing and forwarding (VRF) - Virtual routing and forwarding (VRF) is a technology included in Internet Protocol (IP) network routers that enables multiple instances of a routing table to exist in a virtual router and work simultaneously.
  • virtual SAN appliance - A virtual SAN appliance (VSA) is a software bundle that allows a storage manager to turn the unused storage capacity in his network's virtual servers into a storage area network (SAN).
  • virtual SAN appliance (VSA) - A virtual SAN appliance (VSA) is a software bundle that allows a storage manager to turn the unused storage capacity in his network's virtual servers into a storage area network (SAN).
  • virtual server - On the Internet, a virtual server is a server (computer and various server programs) at someone else's location that is shared by multiple Web site owners so that each owner can use and administer it as though they had complete control of the server.
  • virtual server backup - Virtual server backup is the copying of data stored on a virtual server to guard against data loss.
  • virtual server farm - A virtual server farm is a networking environment that employs multiple application and infrastructure servers running on two or more physical servers using a server virtualization program such as VMware or Microsoft Virtual Server.
  • virtual storage - Virtual storage is the pooling of physical storage from multiple network storage devices into what appears to be a single storage device that is managed from a central console.
  • Virtual Storage Access Method - VSAM (Virtual Storage Access Method ) is a file management system for IBM's larger operating systems, including its primary mainframe operating system, MVS, now called OS/390.
  • virtual storage appliance (VSA) - A virtual storage appliance (VSA) is a storage controller that runs on a virtual machine(VM) to create shared storage without the cost of additional hardware.
  • virtual storage area network - A virtual storage area network (VSAN) is a logical partition in a physical storage area network (SAN).
  • virtual storage area network (VSAN) - A virtual storage area network (VSAN) is a logical partition in a physical storage area network (SAN).
  • Virtual Storage Portal - Another meaning for VSP is vertical solutions provider.
  • virtual switch - A virtual switch is a software program that allows one virtual machine (VM) to communicate with another.
  • virtual symmetric multiprocessing - VSMP (virtual symmetric multiprocessing) is a method of SMP (symmetric multiprocessing) in which two or more virtual processors are mapped inside a single virtual machine or partition.
  • virtual systems management - Virtual systems management (VSM), also known as virtual system management, is the process of remotely managing the allocation and use of resources in conventional networks as well as in virtual area networks (VANs), virtual private networks (VPNs), virtual network computing (VNC) and virtual servers.
  • virtual tape - Virtual tape is an archival storage technology that makes it possible to save data as if it were being stored on tape although it may actually be stored on hard disk or on another storage medium.
  • virtual tape library (VTL) - A virtual tape library (VTL) is a storage system consisting of hard disk drives (HDDs) that looks and acts like a physical tape library.
  • virtual tape system - Virtual tape is an archival storage technology that makes it possible to save data as if it were being stored on tape although it may actually be stored on hard disk or on another storage medium.
  • Virtual Telecommunications Access Method - VTAM (Virtual Telecommunications Access Method) is an IBM application program interface (API) for communicating with telecommunication devices and their users.
  • virtual to physical - Virtual to physical (V2P) is a term that refers to the migration of an operating system (OS), application programs and data from a virtual machine or disk partition to a computer's main hard disk.
  • virtual to physical (V2P) - Virtual to physical (V2P) is a term that refers to the migration of an operating system (OS), application programs and data from a virtual machine or disk partition to a computer's main hard disk.
  • Virtual to virtual - Virtual to virtual (V2V) is a term that refers to the migration of an operating system (OS), application programs and data from a virtual machine or disk partition to another virtual machine or disk partition.
  • Virtual to virtual (V2V) - Virtual to virtual (V2V) is a term that refers to the migration of an operating system (OS), application programs and data from a virtual machine or disk partition to another virtual machine or disk partition.
  • virtual trade shows - A virtual trade show is an online version of an event at which goods and services for a specific industry are exhibited and demonstrated.
  • VirtualCenter - VMware vCenter Server is the centralized monitoring and resource management software for VMware vSphere virtual infrastructure.
  • virtuality continuum - The virtuality continuum is the range of technologies integrating digital content into the user’s physical reality.
  • virtualization - Virtualization is the creation of a virtual -- rather than actual -- version of something, such as an operating system (OS), a server, a storage device or network resources.
  • Virtualization 101 - Test your knowledge of the fundamentals of virtualization in the this quiz from expert Anil Desai.
  • virtualization administrator - A virtualization administrator is an employee whose responsibilities include virtual environment set up and maintenance, in addition to traditional sysadmin duties.
  • virtualization architecture - A virtualization architecture is a conceptual model specifying the overall structure, logical components and interrelationships of the elements involved in delivering a virtual -- rather than physical -- version of something, such as an operating system (OS), a server, a storage device or network resources.
  • virtualization manager - A hypervisor is a function that abstracts -- isolates -- operating systems (OSes) and applications from the underlying computer hardware.
  • virtualization sprawl (VM sprawl) - Virtualization sprawl is a phenomenon that occurs when the number of virtual machines (VMs) on a network reaches a point where administrators can no longer manage them effectively.
  • virtualization stack - A virtualization stack is the collection of resources that, along with the hypervisor, make up the Microsoft Hyper-V environment.
  • Virtualization Technology - Intel VT (Virtualization Technology) is the company's hardware assistance for processors running virtualization platforms.
  • virtualization-based security (VBS) - Virtualization-based security (VBS) is technology that abstracts computer processes from the underlying operating system and, in some cases, hardware.
  • virtue signaling - Virtue signaling is making a public statement that specifies or implies laudable behavior or attitudes which may not correspond to the actions of the person making the statement.
  • virus (computer virus) - A computer virus is malicious code that replicates by copying itself to another program, computer boot sector or document and changes how a computer works.
  • virus hoax - A virus hoax is a false warning about a computer virus.
  • virus kit - A phishing kit is a collection of tools assembled to make it easier for people with little technical skill to launch a phishing exploit.
  • virus signature (virus definition) - A virus signature (also known as a virus definition) is a file or multiple files that are downloaded by a security program to identify a computer virus.
  • virus throttling - Throttled data transfer, also known as data transfer throttling or lean data transfer, is the deliberate regulation of the data transfer rate in a communications system.
  • vishing - Vishing (voice or VoIP phishing) is an electronic fraud tactic in which individuals are tricked over the phone into revealing critical financial or personal information to unauthorized entities.
  • vishing (voice or VoIP phishing) - Vishing (voice or VoIP phishing) is an electronic fraud tactic in which individuals are tricked over the phone into revealing critical financial or personal information to unauthorized entities.
  • visible light communication (VLC) - Visible light communication (VLC) is the use of visible light as a method of wirelessly transmitting data.
  • Visier - Cloud-based vendor Visier sells software for workforce analytics and workforce planning.
  • vision statement - A vision statement is an organization's declaration of its mid-term and long-term goals, stating what they want to become in the future.
  • vision-correcting display - A vision-correcting display distorts the images on users' screens according to algorithms based on their prescriptions for eyeglasses.
  • visit - In tabulating statistics for Web site usage, a user session (sometime referred to as a visit) is the presence of a user with a specific IP address who has not visited the site recently (typically, anytime within the past 30 minutes).
  • visitor based networking - Visitor-based networking (VBN) is the provision of high-speed Internet access for mobile PC users in need of temporary service in public places.
  • visitor-based networking - Visitor-based networking (VBN) is the provision of high-speed Internet access for mobile PC users in need of temporary service in public places.
  • visitor-based networking (visitor-based network) - Visitor-based networking (VBN) is a computer network with high-speed internet access provided by an organization for temporary use by visitors, guests or other users in a public area.
  • VISP - A virtual ISP (virtual Internet service provider, sometimes abbreviated as VISP or vISP) is a company that offers Internet services under its own company or brand name, while actually using the equipment and facilities of another ISP to provide those services.
  • VistA EHR - VistA EHR, more formally known as the VistA Computerized Patient Record System, is an open source electronic health record (EHR) system developed by the United States Department of Veterans Affairs (VA).
  • visual analytics - Visual analytics is a form of inquiry in which data that provides insight into solving a problem is displayed in an interactive, graphical manner.
  • Visual Basic - Visual Basic (VB) is an event-driven programming language and environment from Microsoft that provides a graphical user interface (GUI) which allows programmers to modify code by simply dragging and dropping objects and defining their behavior and appearance.
  • Visual Basic (VB) - Visual Basic (VB) is an event-driven programming language and environment from Microsoft that provides a graphical user interface (GUI) which allows programmers to modify code by simply dragging and dropping objects and defining their behavior and appearance.
SearchCompliance
  • OPSEC (operations security)

    OPSEC (operations security) is a security and risk management process and strategy that classifies information, then determines ...

  • smart contract

    A smart contract is a decentralized application that executes business logic in response to events.

  • compliance risk

    Compliance risk is an organization's potential exposure to legal penalties, financial forfeiture and material loss, resulting ...

SearchSecurity
SearchHealthIT
SearchDisasterRecovery
  • What is risk mitigation?

    Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a business.

  • change control

    Change control is a systematic approach to managing all changes made to a product or system.

  • disaster recovery (DR)

    Disaster recovery (DR) is an organization's ability to respond to and recover from an event that affects business operations.

SearchStorage
  • secondary storage

    Secondary storage is persistent storage for noncritical data that doesn't need to be accessed as frequently as data in primary ...

  • optical storage

    Optical storage is any storage type in which data is written and read with a laser.

  • JBOD (just a bunch of disks)

    JBOD, which stands for 'just a bunch of disks,' is a type of multilevel configuration for disks.

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