Browse Definitions by Alphabet

OPE - OSC

Open Platform Communications (OPC) - Open Platform Communications (OPC) is an interoperability standard for the secure exchange of industrial automation data.
Open Plugable Specification (OPS) - Open Pluggable Specification (OPS) is a set of parameters for standardizing modules that add compute ability to screen readers.
open redirect - Open redirect is a security flaw in an app or a web page that causes it to fail to properly authenticate URLs.
open security - Open security is an approach to safeguarding software, hardware and other information system components with methods whose design and details are publicly available.
Open Service Gateway Initiative (OSGi) - OSGi (Open Service Gateway Initiative) is an industry plan for a standard way to connect devices such as home appliances and security systems to the Internet.
Open Settlement Protocol (OSP) - Open Settlement Protocol (OSP) is a client-server protocol that manages access control, accounting, usage data and inter-domain routing to make it easier for Internet service providers to support IP telephony.
open source - The term 'open source' refers to any program whose source code is made available for use or modification as users or other developers see fit.
open source business intelligence (OSBI) - Open source business intelligence (BI) is, technically, free BI.
open source ERP - Open source ERP refers to an enterprise resource planning (ERP) software model in which the public has access to the source code of the system.
Open Source Hardening Project - The Open Source Hardening Project is an initiative of the United States Department of Homeland Security, created to improve the security of open source code.
open source storage - Open source storage is data storage software developed in a public, collaborative manner that permits the free use, distribution and modification of the source code.
open system - In a computing context, an open system is an open source operating system, typically composed of coordinated modular components from a number of sources and not reliant upon any proprietary elements.
Open System Authentication (OSA) - Open System Authentication (OSA) is a process by which a computer could gain access to a wireless network that uses the Wired Equivalent Privacy (WEP) protocol.
Open Virtualization Format (OVF) - The Open Virtualization Format (OVF) is an open source standard for packaging and distributing software applications and services for virtual machines (VMs).
Open Web Application Security Project (OWASP) - The Open Web Application Security Project (OWASP) is a nonprofit foundation that provides guidance on how to develop, purchase and maintain trustworthy and secure software applications.
OpenAI - OpenAI is a non-profit research company that aims to develop and direct artificial intelligence (AI) in ways that benefit humanity as a whole.
OpenAPI Specification - The OpenAPI (OAI) Specification defines a standard, programming language-agnostic interface description for RESTful APIs.
OpenAppID - OpenAppID is an application-layer network security plugin for the open source intrusion detection system Snort.
OpenFlow - OpenFlow is a protocol that allows a server to tell network switches where to send packets.
OpenFlow controller - An OpenFlow controller is an application that manages flow control in a software-defined networking (SDN) environment.
OpenFlow switch - An OpenFlow switch is a software program or hardware device that forwards packets in a software-defined networking (SDN) environment.
OpenGL (Open Graphics Library) - OpenGL (Open Graphics Library) is the computer industry's standard application program interface (API) for defining 2-D and 3-D graphic images.
OpenID (OpenID Connect) - OpenID is an open specification for authentication and single sign-on.
OpenJDK - OpenJDK is a free, open-source version of the Java Development Kit for the Java Platform, Standard Edition (Java SE).
OpenNebula - OpenNebula is an open source management tool that helps virtualized data centers enable private clouds, public clouds and hybrid clouds.
OpenPGP - OpenPGP is an open and free version of the Pretty Good Privacy (PGP) standard that defines encryption formats to enable private messaging abilities for email and other message encryption.
OpenSSL - OpenSSL is a general purpose cryptography library that provides an open source implementation of the SSL and TLS protocols.
OpenStack - OpenStack is a collection of open source software modules and tools that provide a framework to create and manage both public cloud and private cloud infrastructure.
OpenStack Horizon - OpenStack Horizon is a web-based graphical interface that cloud administrators and users can access to manage OpenStack compute, storage and networking services.
OpenStack Neutron (formerly called Quantum) - OpenStack Neutron is a cloud networking controller and a networking-as-a-service project within the OpenStack cloud computing initiative.
OpenStack Swift - OpenStack Swift, also known as OpenStack Object Storage, is an open source object storage system that is licensed under the Apache 2.
OpenText ECM Suite - OpenText Enterprise Content Management (ECM) Suite is a bundled group of content management software made by Open Text Corporation, whose programs include document management, record management, email management and web content management.
OpenType - OpenType is a file format for scalable (outline) font files that extends the existing TrueType font file format used by Microsoft Windows and Apple Macintosh operating systems.
OpenVMS - OpenVMS is an operating system from the Digital Equipment Corporation (DEC) that runs in both its VAX and Alpha computers.
Opera - Opera is a Web browser that provides some advantages over the two most popular browsers from Netscape and Microsoft.
operand - In computers, an operand is the part of a computer instruction that specifies data that is to be operating on or manipulated and, by extension, the data itself.
operating model - An operating model is a visual representation of how an organization delivers value to its internal and external customers.
operating system (OS) - An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all of the other application programs in a computer.
operation (computing) - An operation, in computing, is an action that is carried out to accomplish a given task.
Operation Phish Phry - Operation Phish Phry is a cybercrime investigation carried out by the United States Federal Bureau of Investigation (FBI), the Los Angeles Electronic Crimes Task Force and Egyptian authorities.
operational costs - Definition - In information technology, operational costs document the price of running of IT services on a day-to-day basis.
operational data store (ODS) - An operational data store (ODS) is a type of database that's often used as an interim logical area for a data warehouse.
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 excellence - Operational excellence is a methodology of striving for efficacy throughout an organization’s processes.
operational intelligence (OI) - Operational intelligence (OI) is an approach to data analysis that enables decisions and actions in business operations to be based on real-time data as it's generated or collected by companies.
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.
operational performance management (OPM) - Operational performance management (OPM) is the alignment of all business units within an organization to ensure that they are working together to achieve core business goals.
operational resilience - Operational resilience is a business's ability to respond to and overcome adverse circumstances during operation that might cause financial loss or disrupt business services.
operational risk - Operational risk is the risk of losses caused by flawed or failed processes, policies, systems or events that disrupt business operations.
operational support system (OSS) - An operational support system (OSS) is a set of programs that help a communications service provider monitor, control, analyze and manage a telephone or computer network.
operational technology (OT) - Operational technology (OT) is a category of hardware and software that monitors and controls how physical devices perform.
operations research (OR) - Operations research (OR) is an analytical method of problem-solving and decision-making that is useful in the management of organizations.
operator - In mathematics and computer programming, an operator is a character that represents a specific mathematical or logical action or process.
Opex (operational expenditure) - An operational expenditure (Opex) is the money a company spends on an ongoing, day-to-day basis in order to run a business or system.
OpLock (opportunistic lock) - OpLocks are made to enable simultaneous file access by multiple users while also improving performance for synchronized caches.
opportunity cost - Opportunity costs are benefits that aren't realized because an alternative option is chosen.
opposition research (oppo) - Opposition research, also known as oppo research and sometimes just oppo, is the process of seeking out information to use against an adversary such as a political opponent or business competitor.
OPSEC (operations security) - OPSEC (operations security) is a security and risk management process and strategy that classifies information, then determines what is required to protect sensitive information and prevent it from getting into the wrong hands.
Opt-In Email - Opt-in email is a Web marketing term for email that recipients have previously requested by signing up at a Web site or special ad banner.
opt-out - Opt-out communications are messages sent for marketing, promotion or fundraising that include an option for the recipient to be removed from any future messages.
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.
optical disk - An optical disk is an electronic data storage medium that can be written to and read from using a low-powered laser beam.
optical line terminal (OLT) - An optical line terminal (OLT) is a device that is located at the service provider's central office and is the endpoint of a passive optical network (PON).
optical mouse - An optical mouse is an advanced computer pointing device that uses a light-emitting diode (LED), an optical sensor, and digital signal processing (DSP) in place of the traditional mouse ball and electromechanical transducer.
optical network (photonic network) - An optical (photonic) network transmits information as optical rather than electronic signals: It uses light, not electrical currents, to convey data.
optical storage - Optical storage is any storage type in which data is written and read with a laser.
optoelectronics - Optoelectronics is a branch of electronics that overlaps with physics.
optoisolator (optical coupler or optocoupler) - An optoisolator (also known as an optical coupler, photocoupler, optocoupler) is a semiconductor device that transfers an electrical signal between isolated circuits using light.
Oracle - Oracle is one of the largest vendors in the enterprise IT market and the shorthand name of its flagship product, a relational database management system (RDBMS) that's formally called Oracle Database.
Oracle Cloud - Oracle Cloud is the database company’s public cloud service offering.
Oracle Commerce Platform - Oracle Commerce Platform is omnichannel technology that integrates customer data into a 360-degree customer view.
Oracle Critical Patch Update (Oracle CPU) - The Oracle Critical Patch Update (CPU) is an ongoing series of regularly issued fixes for security flaws in products made by or maintained by software giant Oracle Corp.
Oracle Customer Experience Cloud (Oracle CX Cloud) - The Oracle Customer Experience Cloud (Oracle CX Cloud) is a suite of cloud-based tools for CRM and sales, marketing, customer service, e-commerce and other tools.
Oracle Database 12c - The Oracle Database 12c is a high-performance, enterprise-class database.
Oracle E-Business Suite - Oracle E-Business Suite is a set of applications for managing business operations, including customer relationship management, enterprise resource planning and supply chain management processes.
Oracle Fusion Applications - Oracle Fusion Applications is an all-encompassing suite of Oracle applications built for enterprise resource planning (ERP), customer relationship management (CRM), human capital management (HCM) and other business tasks.
Oracle PartnerNetwork (OPN) - Oracle PartnerNetwork, also known as OPN, is a channel partner program that provides resources and benefits for value-added resellers, independent software vendors and other businesses that want to collaborate with Oracle.
Oracle RMAN (Oracle Recovery Manager) - Oracle RMAN (Oracle Recovery Manager) is a utility built into Oracle databases to automate backup and recovery; it includes features not available in third-party backup tools.
Oracle Unlimited License Agreement (ULA) - An Oracle Unlimited License Agreement (ULA) is an arrangement in which an enterprise pays a single up-front fee to get as many licenses as they want for a specified set of Oracle products over a fixed time frame.
Orbi Outdoor Satellite - Orbi Outdoor Satellite is a device used to extend Wi-Fi network coverage and signal strength for Netgear’s Orbi Wi-Fi router, allowing the use of mobile devices from beyond a house and into a bigger area, such as a large backyard.
order management - Order management is the administration of business processes related to orders for goods or services.
order of magnitude - An order of magnitude is an exponential change of plus or minus 1 in the value of a quantity or unit.
order to cash (OTC or O2C) - Order to cash (OTC or O2C) is a set of business processes that involve receiving and fulfilling customer requests for goods or services.
org - "org" is one of the generic top-level domain names that can be used when choosing a domain name.
organic search results - Organic search results are the unpaid listings that appear on a search engine results page (SERP).
organic thin-film transistor (OTFT) - Organic thin-film transistor (OTFT) technology involves the use of organic semiconducting compounds in electronic components, notably computer displays.
organization resilience - Organizational resilience is an organization's ability to anticipate issues ahead of time and develop a plan for handling identified problems.
organizational change management (OCM) - Organizational change management (OCM) is a framework for managing the effect of new business processes, changes in organizational structure or cultural changes within an enterprise.
organizational goals - Organizational goals are strategic objectives that a company's management establishes to outline expected outcomes and guide employees' efforts.
organizational network analysis (ONA) - Organizational network analysis (ONA) is a quantitative method for modeling and analyzing how communications, information, decisions and resources flow through an organization.
organizational unit (OU) - An organizational unit (OU) is a container within a Microsoft Active Directory domain which can hold users, groups and computers.
orphan account - An orphan account, also referred to as an orphaned account, is a user account that can provide access to corporate systems, services and applications but does not have a valid owner.
orphan file - On a computer's hard drive, an orphan file is a support file (such as a DLL file) that no longer serves a purpose because the "parent" application it is associated with has been moved or uninstalled.
ORTC (Object Real-Time Communications) - ORTC (object real-time communications) is an open source component of WebRTC that enables mobile endpoints to talk to servers and Web browsers with real-time communications capabilities.
orthogonal - Orthogonal concepts have their roots in advanced mathematics.
orthogonal frequency-division multiplexing (OFDM) - Orthogonal frequency-division multiplexing (OFDM) is a method of data transmission where a single information stream is split among several closely spaced narrowband subchannel frequencies instead of a single wideband channel frequency.
OS X - OS X is version 10 of the Apple Macintosh operating system.
Osborne Effect - The Osborne Effect is a reduction in sales of current products after the announcement of a future product.
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.
oscillator - An oscillator is a mechanical or electronic device that works on the principles of oscillation: a periodic fluctuation between two things based on changes in energy.

O'N - OPE

OSC - WHA