Browse Definitions :

Browse Definitions by Alphabet

NOR - WHA

  • norm - A norm (from norma, Latin for carpenter's square) is a model of what should exist or be followed, or an average of what currently does exist in some context, such as an average salary among members of a large group.
  • normal distribution - A normal distribution is an arrangement of a data set in which most values cluster in the middle of the range and the rest taper off symmetrically toward either end.
  • normal forms - Database normalization is intrinsic to most relational database schemes.
  • North American Electric Reliability Corporation - North American Electric Reliability Corporation (NERC) is an institution that oversees and regulates the reliability of the North American electrical grids.
  • North American Electric Reliability Corporation (NERC) - North American Electric Reliability Corporation (NERC) is an institution that oversees and regulates the reliability of the North American electrical grids.
  • northbound interface / southbound interface - A northbound interface is an interface that allows a particular component of a network to communicate with a higher-level component.
  • Northbridge - Northbridge is an Intel chipset that communicates with the computer processor and controls interaction with memory, the Peripheral Component Interconnect (PCI) bus, Level 2 cache, and all Accelerated Graphics Port (AGP) activities.
  • NOS - A network operating system (NOS) is a computer operating system (OS) that is designed primarily to support workstations, personal computers and, in some instances, older terminals that are connected on a local area network (LAN).
  • NoSQL - NoSQL is an approach to database management that can accommodate a wide variety of data models, including key-value, document, columnar and graph formats.
  • NoSQL (Not Only SQL database) - NoSQL is an approach to database management that can accommodate a wide variety of data models, including key-value, document, columnar and graph formats.
  • NoSQL DBMS (Not only SQL database management system) - Understanding the types of NoSQL DBMSes that are available is an important requirement for modern application development.
  • NOT - A logic gate is an elementary building block of a digital circuit.
  • not acknowledged - NACK, or NAK, an abbreviation for negative acknowledgment or not acknowledged, is a signal used by computers or other devices to indicate that data transmitted over a network was received with errors or was otherwise unreadable.
  • not element-of symbol - The element-of symbol is used in mathematical set theory to indicate that a point, object, or number belongs to a certain set.
  • not for resale - Not for resale (NFR) is a designation for products that vendors give to their channel partners for testing and educational purposes with the understanding that the channel partner will not resell those products.
  • not for resale (NFR) - Not for resale (NFR) is a designation for products that vendors give to their channel partners for testing and educational purposes with the understanding that the channel partner will not resell those products.
  • not invented here (NIH) syndrome - Not invented here (NIH) syndrome is the name of the tendency for management to resist change by overlooking processes or solutions discovered outside of the company.
  • Not Only SQL - NoSQL is an approach to database management that can accommodate a wide variety of data models, including key-value, document, columnar and graph formats.
  • notebook computer - A notebook computer is a battery- or AC-powered personal computer generally smaller than a briefcase that can easily be transported and conveniently used in temporary spaces such as on airplanes, in libraries, temporary offices, and at meetings.
  • NOTS - COTS, MOTS, GOTS, and NOTS are abbreviations that describe pre-packaged software or hardware purchase alternatives.
  • noun - A noun is a word used to identify an entity, a place, a thing or a concept; respectively, for example, Grace Hopper, Silicon Valley, a smartphone and synchronicity.
  • Novell Directory Services - Novell Directory Services (NDS) is a popular software product for managing access to computer resources and keeping track of the users of a network, such as a company's intranet, from a single point of administration.
  • NPD - Product development, also called new product management, is a series of steps that includes the conceptualization, design, development and marketing of newly created or newly rebranded goods or services.
  • NPI - A national provider identifier (NPI) is a unique ten-digit identification number required by HIPAA for covered healthcare providers in the United States.
  • NPIV - N_Port ID virtualization (NPIV) is a technology that allows a single host bus adaptor (HBA) called an "N_Port" to register multiple World Wide Port Names (WWPNs) and N_Port identification numbers.
  • NPV - Net present value (NPV), also called net present worth (NPW), is an approach to evaluating investments that assesses the difference between all the revenue the investment can be expected to achieve over its whole life and all the costs involved, taking inflation into consideration inflation and discounting both future costs and revenue at an appropriate rate.
  • NQF - The National Quality Forum (NQF) is a nonprofit organization based in Washington, D.
  • nroff - nroff and troff are UNIX commands (and the utilities that support them) for formatting text files for printing.
  • NRZ - NRZ (non-return-to-zero) refers to a form of digital data transmission in which the binary low and high states, represented by numerals 0 and 1, are transmitted by specific and constant DC (direct-current) voltage s.
  • NRZ (non-return-to-zero) - NRZ (non-return-to-zero) refers to a form of digital data transmission in which the binary low and high states, represented by numerals 0 and 1, are transmitted by specific and constant DC (direct-current) voltage s.
  • ns - (This definition follows U.
  • NSA - The National Security Agency is the official U.
  • NSAP - The Network Service Access Point (NSAP) is one of two types of hierarchical addresses (the other type is the network entity title) used to implement Open Systems Interconnection (OSI) network layer addressing.
  • NSAPI - NSAPI (Netscape Server Application Programming Interface) is an (application program interface) that is provided with Netscape Web server to help developers build faster and more complex Web-based applications by extending the server capabilities.
  • NSDG - National eGovernance Service Delivery Gateway (NSDG) is a mission mode project (MMP) under the National e-Governance Plan (NeGP) that acts as a central repository for government data.
  • nsec - (This definition follows U.
  • NSIS - NSIS (Next Steps in Signaling) is an evolving communication protocol intended to facilitate signaling at the Transport layer, using a two-level model to support diverse services and resources.
  • nslookup - nslookup is the name of a program that lets an Internet server administrator or any computer user enter a host name (for example, "whatis.
  • NSP - A network service provider (NSP) is a company that owns, operates and sells access to internet backbone infrastructure and services.
  • NT - Windows NT is a Microsoft Windows personal computer operating system designed for users and businesses needing advanced capability.
  • NT file system - NTFS, which stands for 'NT file system' and the 'New Technology File System,' is the file system that the Windows NT operating system (OS) uses for storing and retrieving files on hard disk drives (HDDs) and solid-state drives (SSDs).
  • NT file system; sometimes New Technology File System - NTFS, which stands for 'NT file system' and the 'New Technology File System,' is the file system that the Windows NT operating system (OS) uses for storing and retrieving files on hard disk drives (HDDs) and solid-state drives (SSDs).
  • NT1 - Using the Integrated Services Digital Network (ISDN) Basic Rate Interchange (Basic Rate Interface in ISDN) service, an NT1 (network terminating unit is a device that accepts a two-wire signal from the phone company and converts it to a four-wire signal that sends and receives to and from devices within the home or business.
  • NTBackup (Microsoft Windows NT backup) - NTBackup is a built-in backup application introduced with Microsoft Windows NT.
  • Ntdsutil - Ntdsutil.exe is a command-line tool for accessing and managing a Windows Active Directory database.
  • NTFS - NTFS, which stands for 'NT file system' and the 'New Technology File System,' is the file system that the Windows NT operating system (OS) uses for storing and retrieving files on hard disk drives (HDDs) and solid-state drives (SSDs).
  • NTFS (NT File System) - NTFS, which stands for 'NT file system' and the 'New Technology File System,' is the file system that the Windows NT operating system (OS) uses for storing and retrieving files on hard disk drives (HDDs) and solid-state drives (SSDs).
  • NTP - Network Time Protocol (NTP) is a protocol used to synchronize computer clock times in a network.
  • NTS - In the U.K.
  • NTSC - The NTSC (National Television Standards Committee) was responsible for developing, in 1953, a set of standard protocol for television (TV) broadcast transmission and reception in the United States.
  • NTT DoCoMo - DoCoMo, also known as NTT DoCoMo, is a Japanese communications corporation that has introduced a line of cell phone sets that contain the equivalent of a digital smart card.
  • nuclear option - The nuclear option, in a colloquial sense, is the most extreme solution to a given problem.
  • NUI - A natural user interface (NUI) is a system for human-computer interaction that the user operates through intuitive actions related to natural, everyday human behavior.
  • nuking - A "blue bomb" (also known as "WinNuke") is a technique for causing the Windows operating system of someone you're communicating with to crash or suddenly terminate.
  • null set - In mathematical sets, the null set, also called the empty set, is the set that does not contain anything.
  • NUMA - NUMA (non-uniform memory access) is a method of configuring a cluster of microprocessor in a multiprocessing system so that they can share memory locally, improving performance and the ability of the system to be expanded.
  • NUMA (non-uniform memory access) - NUMA (non-uniform memory access) is a method of configuring a cluster of microprocessor in a multiprocessing system so that they can share memory locally, improving performance and the ability of the system to be expanded.
  • number once - A nonce is a random or semi-random number that is generated for a specific use, typically related to cryptographic communication or information technology.
  • number portability - Wireless number portability is the ability of a mobile customer to retain the same phone number when they switch carriers; wireline-to-wireless number portability allows customers to switch from their landline telephone service to a wireless provider while retaining the same telephone number.
  • number theory - Number theory, also known as higher arithmetic, is a branch of mathematics concerned with the properties of integer s, rational number s, irrational number s, and real number s.
  • number theory (higher arithmetic) - Number theory, also known as higher arithmetic, is a branch of mathematics concerned with the properties of integer s, rational number s, irrational number s, and real number s.
  • Number Translation Service - In the U.K.
  • number used once - A nonce is a random or semi-random number that is generated for a specific use, typically related to cryptographic communication or information technology.
  • numbers - Port number is a way to identify a specific process to which an internet or other network message is to be forwarded when it arrives at a server.
  • numeric coprocessor - A floating point unit (FPU), also known as a math coprocessor or numeric coprocessor, is a specialized coprocessor that manipulates numbers more quickly than the basic microprocessor circuitry.
  • NUnit - NUnit is an evolving, open source framework designed for writing and running tests in Microsoft .
  • NuoDB - NuoDB is a SQL-oriented transactional database management system designed for distributed deployment in the cloud.
  • NURBS - NURBS (nonuniform rational B-splines) are mathematical representations of 2- or 3-dimensional objects, which can be standard shapes (such as a cone) or free-form shapes (such as a car).
  • NUS - Unified storage -- sometimes called network unified storage or multiprotocol storage -- is a storage system that makes it possible to run and manage files and applications from a single device.
  • Nutanix - Nutanix is a hyper-converged infrastructure pioneer that markets its technology as a building block for private clouds.
  • Nutanix Acropolis - Acropolis is a free server virtualization hypervisor developed by vendor Nutanix that is packaged on hyper-converged appliances, and can be used alongside competing hypervisors.
  • Nutanix Complete Cluster (Xtreme Computing Platform) - Nutanix Complete Cluster was one of the first hyper-converged infrastructures to hit the market.
  • Nutanix Prism - Users manage Nutanix hyper-converged infrastructure technology through Prism -- software that provides management of clusters, virtual machines and networking through a single interface.
  • NVDIMM (Non-Volatile Dual In-line Memory Module) - An NVDIMM (non-volatile dual in-line memory module) is hybrid computer memory that retains data during a service outage.
  • NVGRE (Network Virtualization using Generic Routing Encapsulation) - NVGRE (Network Virtualization using Generic Routing Encapsulation) is a network virtualization method that uses encapsulation to create large numbers of virtual LANs (VLANs) for subnets that can extend across dispersed data centers and Layers 2 and 3.
  • NVIDIA - NVIDIA is a graphics card manufacturer and graphics processing unit (GPU) designer.
  • NVLAP - The National Voluntary Laboratory Accreditation Program (NVLAP) is a federal program run by the National Institute of Standards and Technology that provides third-party accreditation to laboratories in the U.
  • NVMe (non-volatile memory express) - NVMe (non-volatile memory express) is a host controller interface and storage protocol created to accelerate the transfer speed of data between enterprise and client systems and SSDs over a computer's high-speed PCIe bus.
  • NVMe over Fabrics (NVMe-oF) - NVMe over Fabrics, also known as NVMe-oF and non-volatile memory express over fabrics, is a protocol specification designed to connect hosts to storage across a network fabric using the NVMe protocol.
  • NVMe over Fibre Channel (NVMe over FC) or FC-NVMe standard - Nonvolatile memory express over Fibre Channel (NVMe over FC) -- which is implemented through the Fibre Channel-NVMe (FC-NVMe) standard -- is a technology specification designed to enable NVMe-based message commands to transfer data and status information between a host computer and a target storage subsystem over a Fibre Channel network fabric.
  • NVRAM - Non-volatile storage (NVS) is a broad collection of technologies and devices that do not require a continuous power supply to retain data or program code persistently on a short- or long-term basis.
  • NVRAM (non-volatile random-access memory) - NVRAM (non-volatile random-access memory) refers to computer memory that can hold data even when power to the memory chips has been turned off.
  • NVS - Non-volatile storage (NVS) is a broad collection of technologies and devices that do not require a continuous power supply to retain data or program code persistently on a short- or long-term basis.
  • NWR - NOAA Weather Radio (NWR) is an emergency broadcasting system operated by the U.
  • nym - A nym (pronounced NIHM and a shortened form of "pseudonym,") is a name invented by or provided for an Internet user in order to conceal the user's real identity and, in some cases, to expressly create a new and separate Internet identity.
  • Nyquist Theorem - The Nyquist Theorem, also known as the sampling theorem, is a principle that engineers follow in the digitization of analog signals.
  • N�s - The newton-second is the standard unit of impulse.
  • SAP NetWeaver - SAP NetWeaver is a technology platform that allows organizations to integrate data, business processes, elements and more from a variety of sources into unified SAP environments.
  • What is a neural network? Explanation and examples - In information technology, an artificial neural network is a system of hardware and/or software patterned after the operation of neurons in the human brain.
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