Browse Definitions by Alphabet
OPT - WHA
- 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 storage - Optical storage is any storage type in which data is written and read with a laser.
- 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 a subscription-based public cloud services offering from database company Oracle.
- 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.
- organic search results - Organic search results are the unpaid listings that appear on a search engine results page (SERP).
- 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.
- 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.
- 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.
- oscilloscope - An oscilloscope is a laboratory instrument commonly used to display and analyze the waveform of electronic signals.
- OSGi (Open Service Gateway Initiative) - The OSGi (Open Service Gateway Initiative) specification is a Java framework for developing and deploying modular software programs and libraries.
- OSI model (Open Systems Interconnection) - OSI (Open Systems Interconnection) is a reference model for how applications communicate over a network.
- OSPF (Open Shortest Path First) - The OSPF router protocol is used to find the best path for packets as they pass through a set of connected networks.
- OST file (.ost) - An OST file is an offline folder file in Microsoft Outlook.
- OTA update (over-the-air update) - An over-the-air (OTA) update is the wireless delivery of new software, firmware or other data to mobile devices.
- out-of-band authentication - Out-of-band authentication is a type of two-factor authentication that requires a secondary verification method through a separate communication channel along with the typical ID and password.
- out-of-band patch - An out-of-band patch is a patch released at some time other than the normal release time.
- out-of-order execution (OoOE) - Out-of-order execution (OoOE) is an approach to processing that allows instructions for high-performance microprocessors to begin execution as soon as their operands are ready.
- outbound call - An outbound call is one initiated by a call center agent to a customer on behalf of a call center or client.
- outbound marketing - Outbound marketing is a traditional form of marketing and in which a company initiates contact with potential customers, or leads.
- outlier - An outlier is a single data point that goes far outside the average value of a group of statistics.
- Outlook Anywhere - Microsoft Outlook Anywhere is a software feature that allows end users with Microsoft Office Outlook 2010, Outlook 2007 or Outlook 2003 to access corporate email and calendars over the Internet from outside the corporate domain without having to log into a virtual private network (VPN).
- outsourcing - Outsourcing is a business practice in which a company hires a third party to perform tasks, handle operations or provide services for the company.
- over sampling and under sampling - Over sampling and under sampling are techniques used in data mining and data analytics to modify unequal data classes to create balanced data sets.
- overclocking - Overclocking is resetting some computer component so that it runs faster than the manufacturer-specified speed.
- overlay network - An overlay network is a virtual or logical network that is created on top of an existing physical network.
- overprovisioning (SSD overprovisioning) - Overprovisioning, in a storage context, is the inclusion of extra storage capacity in a solid-state drive.
- oversubscription - Oversubscription in a storage area network (SAN) is the practice of committing more network bandwidth to devices connected to that network than what is physically available.
- oVirt - OVirt is an open source data center virtualization platform developed and promoted by Red Hat.
- OVSDB (Open vSwitch Database Management Protocol) - The Open vSwitch Database Management Protocol (OVSDB) is an OpenFlow configuration protocol that is designed to manage Open vSwitch implementations.
- owned - Owned, in common slang, means decisively defeated, with the implication of domination and possession.
- What is observability? A beginner's guide - Observability is a management strategy focused on keeping the most relevant, important and core issues at or near the top of an operations process flow.