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.

3-2-1 backup strategy explained: Is it effective?
The 3-2-1 backup is a time-tested data protection and recovery methodology for ensuring that data is protected adequately and up-to-date backup copies of the data are available when needed.
IT incident management
IT incident management is a component of IT service management (ITSM) that aims to rapidly restore services to normal following an incident while minimizing adverse effects on the business.
differential backup
A differential backup is a data backup that copies all the files that have changed since the last full backup was performed.

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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 cloud computing? Types, examples and benefits
Cloud computing is a general term for the delivery of hosted computing services and IT resources over the internet with pay-as-you-go pricing.
second-level address translation (SLAT)
Second-level address translation (SLAT) is a hardware virtualization technology that reduces hypervisor overhead. SLAT is now available in many kinds of processors, including those from Intel and AMD.
database management system (DBMS)
A database management system (DBMS) is a software system for creating and managing databases.

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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.

SELinux (Security-Enhanced Linux)
SELinux, or Security-Enhanced Linux, is a part of the Linux kernel that acts as a protective agent to the operating system.
SUSE Linux Enterprise Server (SLES)
SUSE Linux Enterprise Server (SLES) is a Linux-based server operating system created and maintained by the German-based organization, SUSE.
GNOME (GNU Network Object Model Environment)
GNOME (GNU Network Object Model Environment) is a graphical user interface (GUI) and set of computer desktop applications for Linux operating system (OS) users.

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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.

macOS
MacOS is the computer operating system for Apple desktops and laptops.
Apple iOS
Apple iOS is a proprietary mobile operating system that runs on mobile devices such as the iPhone and iPad.
software
Software is a set of instructions, data or programs used to operate computers and execute specific tasks.

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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 cloud computing? Types, examples and benefits
Cloud computing is a general term for the delivery of hosted computing services and IT resources over the internet with pay-as-you-go pricing.
SATA Express (SATAe)
SATA Express (SATAe or Serial ATA Express) is a bus interface to connect storage devices to a computer motherboard, supporting SATA and PCI Express protocols simultaneously.
bad block
A bad block is an area of storage media that is no longer reliable for storing and retrieving data because it has been physically damaged or corrupted.

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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.

cache memory
Cache memory is a chip-based computer component that makes retrieving data from the computer's memory more efficient.
SATA Express (SATAe)
SATA Express (SATAe or Serial ATA Express) is a bus interface to connect storage devices to a computer motherboard, supporting SATA and PCI Express protocols simultaneously.
3D XPoint
3D XPoint is memory storage technology that was jointly developed by Intel and Micron Technology. The two vendors intended for the technology to fill a gap in the storage market between dynamic RAM (DRAM) and NAND flash.

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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 cloud computing? Types, examples and benefits
Cloud computing is a general term for the delivery of hosted computing services and IT resources over the internet with pay-as-you-go pricing.
second-level address translation (SLAT)
Second-level address translation (SLAT) is a hardware virtualization technology that reduces hypervisor overhead. SLAT is now available in many kinds of processors, including those from Intel and AMD.
Type 2 hypervisor (hosted hypervisor)
A Type 2 hypervisor is a virtual machine (VM) manager that is installed as a software application on an existing operating system (OS).

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