Data centers

Definitions used in data center management, including hardware, virtualization and cloud computing.

Data backup and disaster recovery

Terms related to backup and recovery, including definitions about making copies of data and words and phrases about restoring original data after a data loss event.

What is change control?
Change control is a systematic approach that includes the various steps needed to process changes made to a product or system.
What is a storage filer?
A storage filer is a type of file server designed and programmed for high-volume data storage, backup or archiving.
What is risk mitigation?
Risk mitigation is a strategy that helps businesses prepare for disasters and other issues and decrease the effects of threats they face.

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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.

What is PUE (power usage effectiveness)?
Power usage effectiveness (PUE) is a metric used to determine the energy efficiency of a data center.
What is computer room air conditioning (CRAC)? CRAC vs. CRAH unit differences?
A computer room air conditioning (CRAC) unit is a device that monitors and maintains the temperature, air distribution and humidity in a data center, network or server room.
What is Desktop Management Interface (DMI)?
The Desktop Management Interface (DMI) is a standard industry framework for managing and tracking components on one or more personal computers, laptops or servers, usually from a centralized console.

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Linux

Definitions related to Linux, including tech terms about open source and words and phrases about Linux distributions and software development.

What is Bash (Bourne Again Shell)?
Bash (Bourne Again Shell) is the free and enhanced version of the Bourne shell distributed with Linux and GNU operating systems.
What is a remote desktop and how does it work?
A remote desktop is a program or an operating system feature that allows a user to connect to a computer in another location, see that computer's desktop and interact with it as if it were local.
What is an operating system (OS)?
An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all the other application programs in a computer.

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Definitions related to operating systems, including tech terms about open source and proprietary operating systems and words and phrases about system programs, boot mechanisms, kernels, command interpreters, DLL libraries and drivers.

Apple iOS
Apple iOS is a proprietary mobile operating system that runs on mobile devices such as the iPhone and iPad.
macOS
MacOS is the computer operating system for Apple desktops and laptops.
What is binary and how is it used in computing?
Binary describes a numbering scheme in which there are only two possible values for each digit -- 0 or 1 -- and is the basis for all binary code used in computing systems.

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Storage Admin

Terms related to data storage management, including definitions about enterprise storage and words and phrases about storage infrastructure, storage capacity and hierarchical storage management (HSM).

What is computer room air conditioning (CRAC)? CRAC vs. CRAH unit differences?
A computer room air conditioning (CRAC) unit is a device that monitors and maintains the temperature, air distribution and humidity in a data center, network or server room.
What is a storage filer?
A storage filer is a type of file server designed and programmed for high-volume data storage, backup or archiving.
What is hyperconverged storage?
Hyperconverged storage is a software-defined approach to storage management that combines storage, compute, virtualization and networking technologies in one physical unit that's managed as a single virtualized system.

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Storage and Data Mgmt

Definitions about storage and data management including backup/recovery vocabulary, business intelligence terminology, storage area networks and database management.

What is bit (binary digit) in computing?
A bit (binary digit) is the smallest unit of data that a computer can process and store. It can have only one of two values: 0 or 1.
What is a storage filer?
A storage filer is a type of file server designed and programmed for high-volume data storage, backup or archiving.
What is hyperconverged storage?
Hyperconverged storage is a software-defined approach to storage management that combines storage, compute, virtualization and networking technologies in one physical unit that's managed as a single virtualized system.

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Virtualization

Terms related to virtualization, including definitions about virtualization technologies and words and phrases about server virtualization, desktop virtualization and storage virtualization.

What is app virtualization (application virtualization)?
App virtualization (application virtualization) is the installation of an application on one computer and enabling an end user's client computer to remotely access that application.
What is VMware NSX? Definition, features and use cases
VMware NSX is a network virtualization feature that allows VMware Cloud Foundation (VCF) subscribers to replicate their entire network infrastructure with software.
What is Docker?
Docker is an open source software platform used to create, deploy and manage applications in virtualized environments called containers.

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