Browse Definitions by Alphabet

I/O (input/output) - I/O (input/output), pronounced "eye-oh," describes any operation, program or device that transfers data to or from a computer.
IBM (International Business Machines Corporation) - IBM (International Business Machines Corporation) is a multinational technology company headquartered in Armonk, N.
IBM Cloud (formerly IBM Bluemix and IBM SoftLayer) - IBM Cloud is a suite of cloud computing services from IBM that offers both platform as a service (PaaS) and infrastructure as a service (IaaS).
IBM IMS (Information Management System) - IBM IMS (Information Management System) is a database and transaction management system that was first introduced by IBM in 1968.
IBM Pureflex - IBM PureFlex is a combined hardware and software system for data centers that delivers infrastructure as a system (IaaS) optimized for scalable cloud computing.
IBM Roadrunner - Roadrunner was a supercomputer developed by IBM at the Los Alamos National Laboratory in New Mexico.
ICANN (Internet Corporation for Assigned Names and Numbers) - ICANN (Internet Corporation for Assigned Names and Numbers) is the private, non-government, nonprofit corporation with responsibility for IP address space allocation, protocol parameter assignment, domain name system management and root server system management functions.
ICD-10 (International Classification of Diseases, 10th Revision) - The International Classification of Diseases, 10th Revision (ICD-10), is a global standard for classifying and coding mortality and morbidity data.
ICD-10-CM (Clinical Modification) - The ICD-10-CM (International Classification of Diseases, 10th Revision, Clinical Modification) is a system used by physicians and other healthcare providers to classify and code all diagnoses, symptoms and procedures related to inpatient and outpatient medical care in the United States.
ICD-10-PCS (International Classification of Diseases, 10th Revision, Procedure Coding System) - The International Classification of Diseases, 10th Revision, Procedure Coding System (ICD-10-PCS) is an American adaptation of the World Health Organization's ICD-10 system, tailored for procedural coding in inpatient and hospital settings.
iCloud - Apple's free iCloud service stores subscribers' photos, videos, documents, apps and more and updates everything across users' synced devices.
icon - In today's age of technological advancement, most people recognize the word 'icon' as referring to a small selectable or nonselectable image representing or leading to something else in a computer's graphical user interface (GUI) or on the web.
ICT (information and communications technology or technologies) - ICT, or information and communications technology (or technologies), is the infrastructure and components that enable modern computing.
ICT4D (Information and Communications Technologies for Development) - ICT4D (Information and Communications Technologies for Development) is a decentralized movement dedicated to making access to digital technologies more equitable, with the goals of bridging the digital divide and advancing global economic development.
IDE (Integrated Drive Electronics) - IDE (Integrated Drive Electronics) is an electronic interface standard that defines the connection between a bus on a computer's motherboard and the computer's disk storage devices.
identity management (ID management) - Identity management (ID management) is the organizational process for ensuring individuals have the appropriate access to technology resources.
identity provider - An identity provider (IdP) is a system component that provides an end user or internet-connected device with a single set of login credentials that ensures the entity is who or what it says it is across multiple platforms, applications and networks.
identity resolution - Identity resolution is a data management process that links a customer's online behavior to their unique identity by gathering different data sets and identifying non-obvious relationships.
identity theft - Identity theft, also known as identity fraud, is a crime in which an imposter obtains key pieces of personally identifiable information (PII), such as Social Security or driver's license numbers, to impersonate someone else.
IDL (interface definition language) - IDL (interface definition language) is a generic term for a language that lets a program or object written in one language communicate with another program written in an unknown language.
IDoc (intermediate document) - IDoc (intermediate document) is a standard data structure used in SAP applications to transfer data to and from SAP system applications and external systems.
IDSL - IDSL is a hybrid of a digital subscriber line (DSL) and integrated services digital network (ISDN) technology that transmits data slightly faster than ISDN but much slower than most DSL services.
IEEE (Institute of Electrical and Electronics Engineers) - The IEEE (Institute of Electrical and Electronics Engineers) describes itself as "the world's largest technical professional society -- promoting the development and application of electrotechnology and allied sciences for the benefit of humanity, the advancement of the profession, and the well-being of our members.
IEEE 802 wireless standards - IEEE 802 is a collection of networking standards that cover the physical and data link layer specifications for technologies such as Ethernet and wireless.
IEEE 802.3 - 802.3, or IEEE 802.
ILOVEYOU virus - The ILOVEYOU virus comes in an email with 'ILOVEYOU' in the subject line and contains an attachment that, when opened, results in the message being re-sent to everyone in the recipient's Microsoft Outlook address book.
image - An image is a visual representation of something, while a digital image is a binary representation of visual data.
image compression - Image compression is a process applied to a graphics file to minimize its size in bytes without degrading image quality below an acceptable threshold.
image-based backup - Image-based backup creates a copy of an operating system and all the data associated with it, including the system state and application configurations.
IMAP (Internet Message Access Protocol) - Internet Message Access Protocol, or IMAP, is a standard email retrieval (incoming) protocol.
IMEI (International Mobile Equipment Identity) - IMEI (International Mobile Equipment Identity) is a 15-17-digit code that is given to every mobile phone.
immersive virtual reality (immersive VR) - Immersive virtual reality (immersive VR) is the presentation of an artificial environment that replaces users' real-world surroundings convincingly enough that they can suspend disbelief and fully engage with the created environment.
immutable infrastructure - Immutable infrastructure is an approach to managing services and software deployments on IT resources wherein components are replaced rather than changed.
impact mapping - Impact mapping is a visual planning technique that aligns project processes with business objectives.
imperative programming - Imperative programming is a software development paradigm where functions are implicitly coded in all the steps required to solve a problem.
implementation - Implementation is the execution or practice of a plan, a method or any design, idea, model, specification, standard or policy for doing something.
implied consent - Implied consent is an assumption of permission to do something that is inferred from an individual's actions rather than explicitly provided.
improvement kata - The improvement kata is a four-step routine for working toward a goal in a systematic way.
in-app purchase (IAP) - An in-app purchase (IAP) is something bought from within an application, typically a mobile app running on a smartphone or other mobile device.
in-memory database - An in-memory database is a type of analytic database designed to streamline the work involved in processing queries.
inbound marketing - Inbound marketing is a strategy that focuses on attracting customers, or leads, via company-created internet content, thereby having potential customers come to the organization rather than marketers vying for their attention.
Inbox Zero - Inbox Zero is a rigorous approach to email management that aims to keep an inbox empty -- or almost empty -- at all times.
incident response team - An incident response team is a group of IT professionals in charge of preparing for and reacting to any type of organizational emergency.
incremental backup - An incremental backup is a backup type that only copies data that has been changed or created since the previous backup activity was conducted.
incumbent local exchange carrier (ILEC) - An incumbent local exchange carrier (ILEC) is a type of U.
Indefeasible Right of Use (IRU) - In telecommunications, the Indefeasible Right of Use (IRU) is a contractual agreement (temporary ownership) of a portion of the capacity of an international cable.
indicators of compromise (IOC) - Indicators of compromise are unusual activities on a system or network that imply the presence of a malicious actor.
Individual Retirement Account (IRA) - An Individual Retirement Account (IRA) is a retirement savings account set up with a financial institution or brokerage firm that offers tax breaks for those investing income for their retirement.
inductive reasoning - Inductive reasoning is a logical process in which multiple premises, all believed true or found true most of the time, are combined to obtain a specific conclusion.
inductor - An inductor is a passive electronic component that temporarily stores energy in a magnetic field when electric current flows through the inductor's coil.
industrial espionage - Industrial espionage is the covert, and sometimes illegal, practice of investigating competitors to gain a business advantage.
industrial internet of things (IIoT) - The industrial internet of things (IIoT) is the use of smart sensors, actuators and other devices, such as RFID tags, to enhance manufacturing and industrial processes.
InfiniBand - InfiniBand is an industry standard communications specification the InfiniBand Trade Association (IBTA) developed.
infinite loop (endless loop) - An infinite loop -- sometimes called an endless loop -- is a piece of code that lacks a functional exit so that it repeats indefinitely.
infonesia - Infonesia is an inability to remember where you saw or heard an item of information.
Information Age - The Information Age is the idea that access to and the control of information is the defining characteristic of this current era in human civilization.
Information and Content Exchange (ICE) - Information and Content Exchange (ICE) is an XML-based standard protocol for electronic business-to-business (B2B) asset management.
information asset - An information asset is a collection of knowledge or data that is organized, managed and valuable.
information assurance (IA) - Information assurance (IA) is the practice of protecting physical and digital information and the systems that support the information.
information governance - Information governance is a holistic approach to managing corporate information by implementing processes, roles, controls and metrics that treat information as a valuable business asset.
information lifecycle management (ILM) - Information lifecycle management (ILM) is a comprehensive approach to managing an organization's data and associated metadata, starting with its creation and acquisition through when it becomes obsolete and is deleted.
information overload - Information overload is a state of being overwhelmed by the amount of data presented for one’s attention or processing.
information security (infosec) - Information security (infosec) is a set of policies, procedures and principles for safeguarding digital data and other kinds of information.
information security management system (ISMS) - An information security management system (ISMS) is a set of policies and procedures for systematically managing an organization's sensitive data.
information society - Information Society is a term for a society in which the creation, distribution, and manipulation of information has become the most significant economic and cultural activity.
information technology (IT) - Information technology (IT) is the use of computers, storage, networking and other physical devices, infrastructure and processes to create, process, store, secure and exchange all forms of electronic data.
information technology (IT) director - An information technology (IT) director is the person in charge of technology within an organization.
Information Technology Amendment Act 2008 (IT Act 2008) - The Information Technology Amendment Act 2008 (IT Act 2008) is a substantial addition to India's Information Technology Act 2000.
infrared radiation (IR) - Infrared radiation (IR), sometimes referred to simply as infrared, is a region of the electromagnetic radiation spectrum where wavelengths range from about 700 nm to 1 mm.
infrastructure as code (IaC) - Infrastructure as code, also referred to as IaC, is an IT practice that codifies and manages underlying IT infrastructure as software.
ingress filtering - Ingress filtering is a method used by enterprises and internet service providers to prevent suspicious traffic from entering a network.
initial program load (IPL) - IPL (initial program load) is a mainframe term for the loading of the operating system into the computer's main memory.
initial public offering (IPO) - An initial public offering (IPO) is the event when a privately held organization initially offers stock shares in the company on a public stock exchange.
initialization vector - An initialization vector (IV) is an arbitrary number that can be used with a secret key for data encryption to foil cyber attacks.
inkjet printer - An inkjet printer is a computer peripheral that produces hard copies of a text document or photo by spraying droplets of ink onto paper.
inline frame (iframe) - An inline frame (iframe) is a HTML element that loads another HTML page within the document.
innovation culture - Innovation culture is the work environment that leaders cultivate to nurture unorthodox thinking and its application.
innovation management - Innovation management involves the process of managing an organization's innovation procedure, starting at the initial stage of ideation, to its final stage of successful implementation.
innovation manager - An innovation manager is an employee whose responsibilities focus on the development of new products, services or processes.
input validation attack - An input validation attack is any malicious action against a computer system that involves manually entering strange information into a normal user input field.
insecure deserialization - Insecure deserialization is a vulnerability in which untrusted or unknown data is used to inflict a denial-of-service attack, execute code, bypass authentication or otherwise abuse the logic behind an application.
insider threat - An insider threat is a category of risk posed by those who have access to an organization's physical or digital assets.
insourcing - Insourcing is a business practice in which work that would otherwise have been contracted out is performed in house.
Instagram - Instagram is a free, online photo-sharing application and social network platform that was acquired by Facebook in 2012.
Instagram Stories - Instagram Stories is a feature within the Instagram app where users can capture and post related images and video content in a slideshow format.
instance - In object-oriented programming (OOP), an instance is a specific realization of any object.
instant app (Google Android instant app) - A Google Android instant app is a small software program that enables users to test out a portion of a native Android app without installing it on a device.
instant messaging - Instant messaging, often shortened to IM or IM'ing, is the exchange of near real-time messages through a standalone application or embedded software.
instantiation - In programming, instantiation is the creation of a real instance or particular realization of an abstraction or template, such as a class of objects or a computer process.
instruction set - An instruction set is a group of commands for a central processing unit (CPU) in machine language.
integer - An integer (pronounced IN-tuh-jer) is a whole number (not a fractional number) that can be positive, negative, or zero.
integrated accounting system - An integrated accounting system is a type of software that combines major financial accounting functions into one application.
integrated circuit (IC) - An integrated circuit (IC), sometimes called a chip, microchip or microelectronic circuit, is a semiconductor wafer on which thousands or millions of tiny resistors, capacitors, diodes and transistors are fabricated.
integrated development environment (IDE) - An integrated development environment (IDE) is a software suite that consolidates basic tools required to write and test software.
integrated risk management (IRM) - Integrated risk management (IRM) is a set of proactive, businesswide practices that contribute to an organization's security, risk tolerance profile and strategic decisions.
integration - Integration is the act of bringing together smaller components or information stored in different subsystems into a single functioning unit.
integration server - An integration server is a type of computer server that facilitates the interaction between different operating systems (OSes), services and applications across an enterprise IT environment.
Intel - Intel is the world's largest manufacturer of central processing units and semiconductors.
intellectual property (IP) - Intellectual property (IP) is a term for any intangible asset that is the product of someone's mind.
intellectual property core (IP core) - An intellectual property core (IP core) is a functional block of logic or data used to make a field-programmable gate array (FPGA) or application-specific integrated circuit for a product.