Data Center Management
Definitions used in data center management, including hardware, virtualization and cloud computing.
Compliance, risk and governance
This glossary contains definitions related to compliance. Some definitions explain the meaning of words used in compliance regulations. Other definitions are related to the strategies that compliance officers use to mitigate risk and create a manageable compliance infrastructure.
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cloud audit
A cloud audit is a periodic examination an organization does to assess and document its cloud vendor's performance.
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ISO 31000 Risk Management
The ISO 31000 Risk Management framework is an international standard that provides businesses with guidelines and principles for risk management from the International Organization for Standardization.
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data lifecycle management (DLM)
Data lifecycle management (DLM) is a policy-based approach to managing the flow of an information system's data throughout its lifecycle: from creation and initial storage to when it becomes obsolete and is deleted.
Converged infrastructure
This WhatIs.com glossary contains definitions related to converged infrastructure and the integrated systems market.
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What is IT/OT convergence? Everything you need to know
IT/OT convergence is the integration of information technology (IT) systems with operational technology (OT) systems.
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technological convergence
Technological convergence is a term that describes bringing previously unrelated technologies together, often in a single device.
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Kubernetes
Kubernetes, also referred to as K8s, is an open source system used to manage Linux Containers across private, public and hybrid cloud environments.
Data center management
Terms related to data centers, including definitions about network operations centers (NOCs) and words and phrases about the storage, management and the transmission of data.
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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.
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swap file (swap space or page file)
A swap file is a system file that creates temporary storage space on a solid-state drive or hard disk when the system runs low on memory.
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single point of failure (SPOF)
A single point of failure (SPOF) is a potential risk posed by a flaw in the design, implementation or configuration of a circuit or system.
Disaster recovery
This WhatIs.com glossary contains terms related to disaster recovery and business continuity.
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synchronous replication
Synchronous replication is the process of copying data over a storage area network, local area network or wide area network so there are multiple, current copies of the data.
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bare-metal restore
A bare-metal restore (also referred to as bare-metal recovery or bare-metal backup) is a data recovery and restoration process where a computer is restored to a new machine, typically after a catastrophic failure.
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disaster recovery (DR)
Disaster recovery (DR) is an organization's ability to respond to and recover from an event that affects business operations.
ERP
Terms related to business, including definitions about project management and words and phrases about human resources, finance and vertical industries.
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Windows Server Update Services (WSUS)
Windows Server Update Services (WSUS) is a Windows server role that can plan, manage and deploy updates, patches and hotfixes for Windows servers, client operating systems and other Microsoft software.
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succession planning
Succession planning is a process of developing talent to replace executive, leadership or other key employees when they transition to another role, leave the company, are fired, retire or die.
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call center agent (call center representative)
A call center agent is a person who handles incoming or outgoing customer calls for a business.
Government IT
Terms related to government IT, including definitions about specific federal, state and local government programs as well as words and phrases about policy and compliance.
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compliance
Compliance is the state of being in accordance with established guidelines or specifications, or the process of becoming so.
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COBOL (Common Business Oriented Language)
COBOL (Common Business-Oriented Language) is a high-level programming language for business applications. It was the first popular language designed to be operating system-agnostic and is still in use in many financial and business applications today.
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OpenStack
OpenStack is a collection of open source software modules and tools that provide a framework to create and manage both public cloud and private cloud infrastructure.
Hardware
Terms related to computer hardware, including definitions about cables, connectors and power supply units and words and phrases about computing peripheral devices including the keyboard, mouse, audio speakers, and printers.
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Preboot Execution Environment (PXE)
The Preboot Execution Environment or PXE (commonly pronounced as pixie) is a client-server environment that enables network computers to boot over the network interface card (NIC), instead of from a CD-ROM or hard disk.
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storage (computer storage)
Data storage is the collective methods and technologies that capture and retain digital information on electromagnetic, optical or silicon-based storage media.
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motherboard tattoo
A motherboard tattoo is a colloquial term once used to denote an ID code that is written in the basic input/output system (BIOS) of a computer to uniquely identify the computer.
Healthcare IT
Terms related to healthcare IT, including definitions about healthcare information and management systems and words and phrases about electronic health records, meaningful use, government regulations and medical technology.
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charge-coupled device
A charge-coupled device (CCD) is a light-sensitive integrated circuit that captures images by converting photons to electrons.
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compliance
Compliance is the state of being in accordance with established guidelines or specifications, or the process of becoming so.
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What is cybersecurity?
Cybersecurity is the protection of internet-connected systems such as hardware, software and data from cyberthreats.
IT procurement
Terms related to the activities and procedures necessary to acquire information technology (IT) products and services.
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TCO (total cost of ownership)
Total cost of ownership (TCO) is an estimation of the expenses associated with purchasing, deploying, using and retiring a product or piece of equipment.
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LOB (line of business)
An LOB (line-of-business) application is one of the set of critical computer applications that are vital to running an enterprise, such as accounting, supply chain management, and resource planning applications.
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software license
A software license is a document that provides legally binding guidelines for the use and distribution of software.
Storage hardware
Terms related to storage hardware, including definitions about solid state drives and words and phrases about hard disk drives, tape drives, disk arrays and tiered storage.
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hard disk drive (HDD)
A computer hard disk drive (HDD) is a non-volatile data storage device.
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storage (computer storage)
Data storage is the collective methods and technologies that capture and retain digital information on electromagnetic, optical or silicon-based storage media.
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IDE (Integrated Drive Electronics)
IDE (Integrated Drive Electronics) is an electronic interface standard that defines the connection between a bus on a computer's motherboard and the computer's disk storage devices.
Virtualization
Terms related to virtualization, including definitions about virtualization technologies and words and phrases about server virtualization, desktop virtualization and storage virtualization.
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live migration
Live migration refers to the process of moving a virtual machine running on one physical host to another host without disrupting normal operations or causing any downtime or other adverse effects for the end user.
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paravirtualization
Paravirtualization is an enhancement of virtualization technology in which a guest OS is modified prior to installation inside a virtual machine (VM) in order to allow all guest OSes within the system to share resources and successfully collaborate, rather than attempt to emulate an entire hardware environment.
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hardware virtualization
Hardware virtualization, which is also known as server virtualization or simply virtualization, is the abstraction of computing resources from the software that uses those resources.