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.
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confidentiality, integrity and availability (CIA triad)
Confidentiality, integrity and availability, also known as the CIA triad, is a model designed to guide policies for information security within an organization.
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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.
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What is BCDR? Business continuity and disaster recovery guide
Business continuity (BC) and disaster recovery (DR) are closely related practices that support an organization's ability to remain operational after an adverse event.
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 catalog
A data catalog is a software application that creates an inventory of an organization's data assets to help data professionals and business users find relevant data for analytics uses.
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computer room air conditioning (CRAC) unit
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.
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specific gravity
Specific gravity, more formally known as relative density, is a measure of the density of a substance in comparison to the density of water.
Linux
Definitions related to Linux, including tech terms about open source and words and phrases about Linux distributions and software development.
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DigitalOcean
DigitalOcean Inc. is a cloud computing vendor headquartered in New York City with data centers worldwide that offers an infrastructure as a service (IaaS) platform for software developers.
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GNU/Linux
GNU/Linux is a Unix-like operating system made up of different OS components and services that create the Linux OS.
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remote desktop
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.
Operating systems
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.
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menu
A menu is a set of options presented to the user of a computer application to help them find information or execute a function.
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POST (Power-On Self-Test)
A Power-On Self-Test (POST) is an operation initiated by a computer after it has been turned on but before it boots up the OS.
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interrupt
An interrupt is a signal emitted by a device attached to a computer or from a program within the computer.
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).
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computer room air conditioning (CRAC) unit
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.
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stack overflow
A stack overflow is a type of buffer overflow error that occurs when a computer program tries to use more memory space in the call stack than has been allocated to that stack.
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data breach
A data breach is a cyber attack in which sensitive, confidential or otherwise protected data has been accessed or disclosed in an unauthorized fashion.
Storage and Data Mgmt
Definitions about storage and data management including backup/recovery vocabulary, business intelligence terminology, storage area networks and database management.
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complementary metal-oxide semiconductor (CMOS)
A complementary metal-oxide semiconductor (CMOS) is the semiconductor technology used in most of today's integrated circuits, also known as chips or microchips.
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bit (binary digit)
A bit (binary digit) is the smallest unit of data that a computer can process and store. A bit is always in one of two physical states, similar to an on/off light switch.
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converged network adapter (CNA)
A converged network adapter (CNA) is a single network interface device that provides the functionality of both a Fibre Channel (FC) host bus adapter (HBA) and a TCP/IP Ethernet network interface card (NIC).
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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XaaS (anything as a service)
XaaS is a collective term that refers to the delivery of anything as a service.
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virtual reality
Virtual reality is a simulated 3D environment that enables users to explore and interact with a virtual surrounding in a way that approximates reality, as it is perceived through the users' senses.
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VMware ESXi
VMware ESXi, also called VMware ESXi Server, is a bare-metal hypervisor developed by VMware for vSphere.