Browse Definitions by Alphabet

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 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.
Visual Basic .NET (VB.NET or VB .NET) - Visual Basic .
VLAN (virtual LAN) - A virtual LAN (VLAN) is a logical overlay network that groups together a subset of devices that share a physical LAN, isolating the traffic for each group.
VM BIOS (virtual machine basic input/output system) - A VM BIOS (virtual machine basic input/output system) is the set of instructions that controls the booting process of a VM.
VMkernel - VMkernel is a POSIX (Portable Operating System Interface)-like operating system developed by VMware.
VMware - VMware is a virtualization and cloud computing software provider based in Palo Alto, Calif.
VMware AirWatch - VMware AirWatch is an enterprise mobility software provider based in Atlanta.
VMware Certified Professional (VCP) - VMware Certified Professional (VCP) is a certification designed to demonstrate technical competency with VMware vSphere and related technologies.
VMware Cloud on AWS - VMware Cloud on AWS is a hybrid cloud service that runs the VMware software-defined data center (SDDC) stack in the AWS public cloud.
VMware DRS (Distributed Resource Scheduler) - VMware DRS (Distributed Resource Scheduler) is a utility that balances computing workloads with available resources in a virtualized environment.
VMware ESXi - VMware ESXi, also called VMware ESXi Server, is a bare-metal hypervisor developed by VMware for vSphere.
VMware Horizon Client - VMware Horizon Client is software that establishes a connection between endpoint devices and Horizon View virtual desktops and applications.
VMware Lab Manager - VMware Lab Manager is a software development and testing tool that enables designers and engineers to pool network and storage resources .
VMware NSX - VMware NSX is a virtual networking and security software product family created from VMware's vCloud Networking and Security (vCNS) and Nicira's Network Virtualization Platform (NVP) intellectual property.
VMware Partner Network - The VMware Partner Network is a global channel partner program with benefits and support to provide VMware's virtualization and cloud technology.
VMware resource pool - A VMware resource pool is the aggregated physical compute hardware -- CPU and memory, as well as other components -- allocated to virtual machines (VMs) in a VMware virtual infrastructure.
VMware snapshot - A VMware snapshot is a copy of a virtual machine (VM) in a VMware environment taken at a specific point in time.
VMware template - A VMware template is a perfect, model copy of a virtual machine from which you can clone, convert or deploy more virtual machines.
VMware vApp - A VMware vApp is a collection of virtual machines (VMs) and sometimes other vApps that host a multi-tier application, its policies and service levels.
VMware vCenter Mobile Access (VMware vCMA) - VMware vCenter Mobile Access (VMware vCMA) is a virtual appliance used by admins to manage a data center from mobile devices such as smartphones and tablets.
VMware vCenter Server (formerly VMware VirtualCenter) - VMware vCenter Server is the centralized monitoring and resource management software for VMware vSphere virtual infrastructure.
VMware vCenter Server Heartbeat (vCSHB) - VMware vCenter Server Heartbeat (vCSHB) is VMware's OEM version of NeverFail, which is designed to ensure the high availability and disaster recovery of vCenter Server whether on a LAN or a Wireless Wide Area Network.
VMware vCloud Director (VMware vCD) - VMware vCloud Director (vCD) is deployment, automation and management software for virtual infrastructure resources in multi-tenant cloud environments.
VMware View Persona Management - VMware View Persona Management is a feature of Horizon View that stores and delivers user-specific data from a remote storage repository to virtual or physical desktops.
VMware vLockstep - VMware vLockstep is the technology supporting VMware's Fault Tolerance (FT) high-availability software feature.
VMware VMCI (VMware Virtual Machine Communication Interface) - VMware VMCI (Virtual Machine Communication Interface) is a high-speed interface that virtual machines (VMs) on the same host use to communicate with each other and the host kernel modules.
VMware vRealize Log Insight (formerly vCenter Log Insight) - VRealize Log Insight is a log collection and analytics virtual appliance that enables administrators to collect, view, manage and analyze syslog data.
VMware vRealize Suite - VMware vRealize Suite, formerly called vCenter Operations Management Suite, is a software platform designed to help IT administrators build and manage heterogeneous, hybrid clouds.
VMware vSAN - VMware vSAN is an enterprise storage virtualization software that supports hyper-converged infrastructure (HCI).
VMware vShield - VMware vShield is a group of networking and security products for virtualized IT infrastructures, comprising vShield Manager, vShield Edge, vShield Zones, vShield App, vShield Data Security and vShield Endpoint.
VMware vSphere - VMware vSphere -- formerly known as VMware Infrastructure -- is the brand name for VMware's suite of server virtualization products that includes its ESXi hypervisor and vCenter management software.
VMware vSphere App HA - VMware vSphere App HA is virtual appliance introduced with vSphere 5.
VMware vSphere Client - The VMware vSphere Client is a web-based application that connects to the vCenter Server so IT administrators can manage installations and handle inventory objects in a vSphere deployment.
VMware vSphere Web Client plug-in - VMware vSphere Web Client plug-ins are programs that either come from VMware itself or from third-party developers and partners to extend the vSphere Web Client with custom menu selections and toolbar icons that provide access to custom capabilities and external functionality.
VMware Workspace ONE - VMware Workspace ONE is a management platform that allows IT administrators to centrally control end users' mobile devices and cloud-hosted virtual desktops and applications from the cloud or from an on-premises deployment.
VMware Workstation Pro - VMware Workstation Pro is a 64-bit hosted hypervisor intended to implement virtualization on Microsoft Windows and Linux endpoint computers, such as desktop systems.
voice of the customer (VOC) - Voice of the customer (VOC) is the component of customer experience that focuses on customer needs, wants, expectations and preferences.
voice over LTE (VoLTE) - Voice over LTE (VoLTE) is a digital packet technology that uses 4G LTE networks to route voice traffic and transmit data.
voice recognition (speaker recognition) - Voice or speaker recognition is the ability of a machine or program to receive and interpret dictation or to understand and perform spoken commands.
voice SEO - Voice SEO is the optimization of keywords and keyword phrases for searches through voice assistants.
voice squatting - Voice squatting is an attack vector for voice user interfaces, or VUIs, that exploits homonyms -- words that sound the same, but are spelled differently -- and input errors -- words that are mispronounced.
voice user interface (VUI) - Voice user interface (VUI) is speech recognition technology that allows people to interact with a computer, smartphone or other device through voice commands.
VoIP caller ID (voice over Internet Protocol caller identification) - VoIP caller ID (voice over Internet Protocol caller identification) is a caller ID application for VoIP phones that works in the same way as caller ID on a conventional telephone line.
VoIP phone - A VoIP phone is a hardware- or software-based telephone designed to use voice over Internet Protocol (VoIP) technology to send and receive phone calls over an IP network.
volatile - In general, volatile (from the Latin "volatilis" meaning "to fly")is an adjective used to describe something unstable or changeable.
volatile memory - Volatile memory is a type of memory that maintains its data only while the device is powered.
volt per meter (V/m) - Volt per meter is the standard unit of electric field (E field) strength.
volt-ampere (VA) - A volt-ampere (VA) is a measurement of power in a direct current (DC) electrical circuit.
voltage - Voltage, also called electromotive force, is a quantitative expression of the potential difference in charge between two points in an electrical field.
voltage reference - A voltage reference is an electronic component or circuit that produces a constant DC (direct-current) output voltage regardless of variations in external conditions such as temperature, barometric pressure, humidity, current demand, or the passage of time.
volume manager - A volume manager is software within an operating system (OS) that controls capacity allocation for storage arrays.
voluntary benefits - Voluntary benefits are optional, employee-paid benefits.
von Neumann bottleneck - The von Neumann bottleneck is a limitation on throughput caused by the standard personal computer architecture.
Vonage - Vonage is a communication platform as a service (CPaaS) provider for consumers and businesses that makes it possible for customers to connect and communicate on any device through cloud-hosted voice, video, chat and short message service (SMS).
VPN (virtual private network) - A virtual private network (VPN) is a service that creates a safe, encrypted online connection.
VR locomotion (virtual reality locomotion) - VR locomotion is technology that enables movement from one place to another (locomotion) within a virtual reality environment.
VRAM (video RAM) - VRAM (video RAM) refers to any type of random access memory (RAM) specifically used to store image data for a computer display.
VSPEX - VSPEX is a platform specification from Dell EMC to guide the building of systems for converged and hyper-converged infrastructure (HCI).
vSphere HA (VMware High Availability) - VMware vSphere HA (High Availability) is a utility included in VMware's vSphere software that can restart failed virtual machines (VMs) on alternative host servers to reduce application downtime.
VUCA (volatility, uncertainty, complexity and ambiguity) - VUCA is an acronym that stands for volatility, uncertainty, complexity and ambiguity -- qualities that make a situation or condition difficult to analyze, respond to or plan for.
vulnerability (information technology) - A vulnerability, in information technology (IT), is a flaw in code or design that creates a potential point of security compromise for an endpoint or network.
vulnerability and patch management - Vulnerability management is a pro-active approach to managing network security.
vulnerability assessment - A vulnerability assessment is the process of defining, identifying, classifying and prioritizing vulnerabilities in computer systems, applications and network infrastructures.
vulnerability disclosure - Vulnerability disclosure is the practice of reporting security flaws in computer software or hardware.
vulnerability management - Vulnerability management is the process of identifying, assessing, remediating and mitigating security vulnerabilities in software and computer systems.
vulnerability management - Vulnerability management is a pro-active approach to managing network security through reducing the likelihood that flaws in code or design compromise the security of an endpoint or network.
VXLAN (Virtual Extensible LAN) - Virtual Extensible LAN (VXLAN) is a proposed Layer 3 encapsulation protocol that will make it easier for network engineers to scale out a cloud computing environment while logically isolating cloud apps and tenants.
What are vector embeddings? - Vector embeddings are numerical representations that capture the relationships and meaning of words, phrases and other data types.
What is virtual desktop infrastructure? VDI explained - Virtual desktop infrastructure (VDI) is a desktop virtualization technology wherein a desktop operating system, typically Microsoft Windows, runs and is managed in a data center.
What is VoIP (voice over Internet Protocol)? - VoIP (voice over Internet Protocol) is the transmission of voice and multimedia content over an internet connection.