Browse Definitions :

IT operations

Terms related to the processes and services implemented and managed by an organization’s information technology (IT) department. Topics covered include systems management, configuration management, API management and DevOps, as well as real-time performance monitoring and management.

OEM - STA

  • OEM (original equipment manufacturer) - OEM, or original equipment manufacturer, is a broad term that describes a web of relationships among IT hardware vendors, hardware component makers, software vendors and channel partners such as resellers and distributors.
  • on-demand computing - On-demand computing (ODC) is an enterprise computing delivery model in which computing resources are made available to the user as needed.
  • one-socket server - A one-socket server is a server based around a single motherboard with a single CPU socket.
  • Open Container Initiative - The Open Container Initiative, formerly known as the Open Container Project, is a Linux Foundation project designed to establish common open standards for container platforms.
  • operational efficiency - Operational efficiency is the ability of an organization to reduce waste in time, effort and materials as much as possible, while still producing a high-quality service or product.
  • operational level agreement (OLA) - An operational level agreement (OLA) is a contract that defines how various IT groups within a company plan to deliver a service or set of services.
  • opportunity cost - Opportunity costs are benefits that aren't realized because an alternative option is chosen.
  • optical computer (photonic computer) - An optical computer (also called a photonic computer) is a device that uses the photons in visible light or infrared (IR) beams,rather than electric current, to perform digital computations.
  • oscillation - Oscillation, in general, is a periodic fluctuation between two things; in the broadest sense, oscillation can occur in anything from a person's decision-making process to tides and the pendulum of a clock.
  • pagefile - In storage, a pagefile is a reserved portion of a hard disk that is used as an extension of random access memory (RAM) for data in RAM that hasn't been used recently.
  • paradox of choice - The paradox of choice is an observation that having many options to choose from, rather than making people happy and ensuring they get what they want, can cause them stress and problematize decision-making.
  • parameter RAM (PRAM or parameter random access memory) - PRAM (parameter RAM or parameter random access memory) is a special battery-powered form of random access memory in certain Macintosh computers where vital system information such as the date and time are stored.
  • PDP-11 (Programmed Data Processor-11) - PDP-11 (Programmed Data Processor-1 is one of the most famous computers in computing history, one of a series manufactured by Digital Equipment Corporation (DEC) from the early 1960s through the mid-1990s.
  • PeopleSoft eProcurement - PeopleSoft eProcurement is a component of Oracle’s Supplier Relationship Management (SRM) product group that enables self-service for requisition and other procurement tasks.
  • performance and accountability reporting (PAR) - Performance and accountability reporting (PAR) is the process of compiling and documenting factors that quantify an organization's achievements, efficiency and adherence to budget, comparing actual results against previously articulated goals.
  • permittivity (electric permittivity) - Permittivity, also called electric permittivity, is a constant of proportionality that exists between electric displacement and electric field intensity.
  • personal video recorder (PVR) - A personal video recorder (PVR) is an interactive TV recording device, in essence a sophisticated set-top box with recording capability (although it is not necessarily kept on top of the television set).
  • PFC (power factor correction or power factor controller) - PFC (power factor correction; also known as power factor controller) is a feature included in some computer and other power supply boxes that reduces the amount of reactive power generated by a computer.
  • photovoltaic cell (PV Cell) - A photovoltaic cell (PV cell) is a specialized semiconductor diode that converts visible light into direct current (DC).
  • pipelining - In computers, a pipeline is the continuous and somewhat overlapped movement of instruction to the processor or in the arithmetic steps taken by the processor to perform an instruction.
  • platform economy - Platform economy is the tendency for commerce to increasingly move towards and favor digital platform business models.
  • polled interrupt - In a computer, a polled interrupt is a specific type of I/O interrupt that notifies the part of the computer containing the I/O interface that a device is ready to be read or otherwise handled but does not indicate which device.
  • polymer LED (light-emitting polymer or polyLED) - Polymer LED (light-emitting diode) - sometimes called light-emitting polymer or polyLED - is a technology based on the use of polymer as the semiconductor material in LEDs.
  • Power over Ethernet (PoE) - Power over Ethernet (PoE) is a technology for implementing wired Ethernet local area networks (LANs) that enables the electrical current necessary for operating each device to be carried by Ethernet data cables instead of standard electrical power cords and wiring.
  • power-up (or power-on) - Power-up (or the synonym "power-on") is a verb meaning to apply electrical power to a device - that is, to "turn it on" as most of us would say about turning on a light switch when entering a dark room.
  • preventive maintenance - Preventive maintenance is the practice of routinely taking measures in hardware administration that reduces the risk of failures and improves the likelihood of quick recovery in the event that a failure does occur.
  • prime contract - A prime contract is any contract or contractual action that is awarded directly to a contractor by the U.
  • printer - A printer is a device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard-size, 8.
  • processor (CPU) - A processor is the logic circuitry that responds to and processes the basic instructions that drive a computer.
  • procure to pay (P2P) - Procure to pay is the process of requisitioning, purchasing, receiving, paying for and accounting for goods and services.
  • procurement card - A procurement card is a type of company charge card used in making smaller purchases for greater cost efficiency, control and convenience.
  • procurement plan - A procurement plan -- also called a procurement management plan -- is a document that justifies the need for an external supplier and explains how the process of finding a supplier will be performed.
  • procurement software - Procurement software is a computer program or suite that allows an organization to automate the processes of purchasing materials and maintaining an inventory of goods.
  • Producer Price Index (PPI) - The Producer Price Index (PPI) is an economic measurement of the average change in prices that domestic producers of goods receive for their products in a given country or region.
  • product footprint - The product footprint is an assessment of the impact a particular product has on the environment.
  • programmable automation controller (PAC) - Programmable automation controller (PAC) is a term that is loosely used to describe any type of automation controller that incorporates higher-level instructions.
  • progressive delivery - Progressive delivery is the process of pushing changes to a product iteratively -- first to a small audience and then to increasingly larger audiences to maintain quality control (QC).
  • propagation delay - Propagation delay is the amount of time required for a signal to be received after it has been sent; it is caused by the time it takes for the signal to travel through a medium.
  • proportional control - Proportional control is a control system technology based on a response in proportion to the difference between what is set as a desired process variable (or set point) and the current value of the variable.
  • proximity sensing - Proximity sensing is the ability of a robot to tell when it is near an object, or when something is near it.
  • PS/2 connector - A PS/2 connector is a round connector with six pins that some makes of personal computer use for the keyboard or mouse connection.
  • QAM (quadrature amplitude modulation) - QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel.
  • rack - A rack, in an IT (information technology) context, is a supporting framework that holds hardware modules.
  • rack server (rack-mounted server) - A rack server, also called a rack-mounted server, is a computer dedicated to use as a server and designed to be installed in a framework called a rack.
  • rack unit - A rack unit (abbreviated as U, less commonly seen as RU) is a unit of measurement (1.
  • Raspberry Pi ($35 computer) - Raspberry Pi is a small, single-board computer that costs $35.
  • real-time clock (RTC) - A real-time clock (RTC) is a battery-powered clock that is included in a microchip in a computer motherboard.
  • real-time monitoring - Real-time (data) monitoring is the delivery of continuously updated information streaming at zero or low latency.
  • Reduce, reuse, recycle (R3) - Reduce, reuse and recycle (R3) are the three essential components of environmentally-responsible consumer behavior.
  • refurbish - Refurbish, in everyday language, is "to renew or to restore to a new condition and/or appearance".
  • reliability - Reliability is an attribute of any computer-related component (software, or hardware, or a network, for example) that consistently performs according to its specifications.
  • Reliability, Availability and Serviceability (RAS) - Reliability, Availability and Serviceability (RAS) is a set of related attributes that must be considered when designing, manufacturing, purchasing or using a computer product or component.
  • remote server management - Remote server management is a market segment that includes products and services that enable IT professionals to monitor and control data centers from offsite.
  • Request for Offer (RFO) - A Request for Offer (RFO) is an open and competitive purchasing process whereby an organization requests the submission of offers in response to specifications and/or a scope of services.
  • request for proposal (RFP) - A request for proposal (RFP) is a document that an organization, often a government agency or large enterprise, posts to elicit a response -- a formal bid -- from potential vendors for a desired IT solution.
  • request for quotation (RFQ) - A request for quotation (RFQ) is a document that an organization submits to one or more potential suppliers eliciting quotations for a product or service.
  • requisition - A requisition, in procurement, is a request for goods or services made by an employee to the person or department in a company that is responsible for purchasing.
  • RFI (request for information) - An RFI (request for information) is a formal process for gathering information from potential suppliers of a good or service.
  • RFx - RFx (request for x) encompasses the entire formal request process and can include any of the following: request for bid (RFB), request for information (RFI), request for proposal (RFP), request for quotation (RFQ) and request for tender (RFT).
  • ring network - A ring network is a local area network (LAN) in which the nodes (workstations or other devices) are connected in a closed loop configuration.
  • robotics - Robotics is a branch of engineering that involves the conception, design, manufacture and operation of robots.
  • robust - Robust (pronounced RO-buhst) is an adjective commonly applied in marketing literature to information technology products in several ways.
  • rocker switch - A rocker switch is an on/off switch that rocks (rather than trips) when pressed, which means one side of the switch is raised while the other side is depressed much like a rocking horse rocks back and forth.
  • rolling deployment - A rolling deployment is the installation of software updates on one server or server subset at a time, rather than updating all servers or server subsets at the same time.
  • rollout - A rollout is a staged series of activities that often accumulate meaning as they occur.
  • RZ (return-to-zero) - RZ (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 voltage pulses having certain characteristics.
  • SaltStack - SaltStack, often referred to as simply "Salt," is an open source configuration management and orchestration tool for automating repeated system administrative and code deployment tasks.
  • SAP Business One - SAP Business One is an ERP software platform specifically intended for small and medium-sized businesses (SMBs).
  • SAP Planned Delivery Time - SAP Planned Delivery Time (PDT) is a tool within the SAP ERP software used to update manufacturing planning data, namely the scheduled delivery of procured goods and materials so that production plans reflect the most current data.
  • SATA 2 (SATA II) - SATA 2 is a marketing term to describe products that use a revised version of the Serial Advanced Technology Attachment (SATA) standard.
  • scanning tunneling microscope (STM) - A scanning tunneling microscope (STM) is a device that obtains images of the atoms on the surfaces of materials.
  • Seebeck effect - The Seebeck effect is a phenomenon in which a temperature difference between two dissimilar electrical conductors or semiconductors produces a voltage difference between the two substances.
  • sequential logic - Sequential logic is a form of binary circuit design that employs one or more inputs and one or more outputs, whose states are related by defined rules that depend, in part, on previous states.
  • serial communications interface (SCI) - A serial communications interface (SCI) is a device that enables the serial (one bit at a time) exchange of data between a microprocessor and peripherals such as printers, external drives, scanners, or mice.
  • serial peripheral interface (SPI) - In a computer, a serial peripheral interface (SPI) is an interface that enables the serial (one bit at a time) exchange of data between two devices, one called a master and the other called a slave.
  • serial presence detect (SPD) - When a computer is booted (started), serial presence detect (SPD) is information stored in anelectrically erasable programmable read-only memory (EEPROM) chip on a synchronous dynamic random access memory (SDRAM) memory module that tells thebasic input/output system (BIOS) the module's size, data width, speed, and voltage.
  • server farm (Web farm, Web server farm) - A server farm is a group of computers acting as servers and housed together in a single location.
  • server hardware degradation - Server hardware degradation is the gradual breakdown of the physical parts of a server.
  • server refresh cycle - The server refresh cycle is the length of time that normally passes between installations of new servers and related hardware in a data center.
  • service assurance (SA) - Service assurance (SA) is a procedure or set of procedures intended to optimize performance and provide management guidance in communications networks, media services and end-user applications.
  • service level indicator - A service level indicator (SLI) is a carefully defined measure of performance within a provided service that is given to a customer by the vendor.
  • service mesh - A service mesh is a dedicated infrastructure layer that controls service-to-service communication over a network.
  • service-level agreement (SLA) - A service-level agreement (SLA) is a contract between a service provider and its customers that documents what services the provider will furnish and defines the service standards the provider is obligated to meet.
  • seven wastes - The seven wastes are categories of unproductive manufacturing practices identified by Taiichi Ohno, the father of the Toyota Production System (TPS).
  • SGI (Silicon Graphics) - SGI (Silicon Graphics) is a leading manufacturer of high-performance computing, data management, and visualization products.
  • shared memory - In computer programming, shared memory is a method by which program processes can exchange data more quickly than by reading and writing using the regular operating system services.
  • should-cost analysis (should-cost review) - A should-cost analysis, also called a should-cost review, is a procurement strategy for cost optimization in which the customer reverse engineers the cost of producing a finished product or service and uses that information to negotiate a contract.
  • sidecar proxy - A sidecar proxy is an application design pattern which abstracts certain features, such as inter-service communications, monitoring and security, away from the main architecture to ease the tracking and maintenance of the application as a whole.
  • silicon photonics - Silicon photonics is an evolving technology in which data is transferred among computer chips by optical rays.
  • SIMM (single in-line memory module) - A SIMM (single in-line memory module) is a module containing one or several random access memory (RAM) chips on a small circuit board with pins that connect to the computer motherboard.
  • SimpliVity - SimpliVity Corp.
  • SIPOC diagram (suppliers, inputs, process, outputs, customers) - A SIPOC (suppliers, inputs, process, outputs, customers) diagram is a visual tool for documenting a business process from beginning to end prior to implementation.
  • site reliability engineer - Site reliability engineer is a job title for a specialist who works with software developers to ensure that an organization's computing systems are scalable, stable and predictable.
  • software license - A software license is a document that provides legally binding guidelines for the use and distribution of software.
  • software-defined infrastructure control (SDIC) - Software-defined infrastructure control (SDIC) is an analytics-driven approach to balancing the resources that application programs demand in virtual and cloud environments.
  • solid-state lighting (SSL) - Solid-state lighting (SSL) is a technology in which light-emitting diodes (LEDs) replace conventional incandescent and fluorescent lamps for general lighting purposes.
  • sound card - A sound card (also referred to as an audio card) is a peripheral device that attaches to the ISA or PCI slot on a motherboard to enable the computer to input, process, and deliver sound.
  • Southbridge - Southbridge is an Intel chipset that manages the basic forms of input/output (I/O) such as Universal Serial Bus (USB), serial, audio, Integrated Drive Electronics (IDE), and Industry Standard Architecture (ISA) I/O in a computer.
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