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Computer Science

Definitions about computer science including computing fundamentals vocabulary, protocol and standards terminology, words about microprocessors and terms used in electronics.

Artificial intelligence - machine learning

Terms related to artificial intelligence (AI), including definitions about machine learning and words and phrases about training data, algorithms, natural language processing, neural networks and automation.

  • AI code of ethics

    An AI code of ethics is a formalized specification guiding the human-generated design of intelligent AI agents and the autonomous behavior of those systems.

  • generative adversarial network (GAN)

    A generative adversarial network (GAN) is a type of AI machine learning (ML) technique made up of two nets that are in competition with one another in a zero-sum game framework.

  • Gmail Smart Compose

    Gmail Smart Compose is a predictive text feature to help save effort in composing email messages.

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Computing fundamentals

Terms related to computer fundamentals, including computer hardware definitions and words and phrases about software, operating systems, peripherals and troubleshooting.

  • Network protocol

    A network protocol is a set of established rules that dictates how to format, transmit and receive data so computer network devices -- from servers and routers to endpoints -- can communicate regardless of the differences in their underlying infrastructures, designs or standards.

  • embedded system

    An embedded system is a combination of computer hardware and software, either fixed in capability or programmable, designed for a specific function or functions within a larger system.

  • load balancing

    Load balancing is a technique used to distribute workloads uniformly across servers or other compute resources to optimize network efficiency, reliability and capacity.

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Electronics

Terms related to electronics, including definitions about electrical components and words and phrases about computers, laptops parts, digital cameras, televisions and home appliances.

  • wavelength

    A wavelength is a measure of distance between two identical peaks or crests -- high points -- or between two identical troughs -- low points -- in a wave.

  • modulation

    Modulation is the process of converting data into radio waves by adding information to an electronic or optical carrier signal.

  • Flash Storage

    Flash storage is any type of drive, repository or system that uses flash memory to keep data for an extended period of time.

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Fast references

Fast References and Quick Look-Ups for specific information technology (IT) topics.

  • motor vehicle record (MVR)

    A motor vehicle record (MVR) is the documentation of a person’s driving history. The information in an MVR includes personally identifiable information (PII) as well as information about the driver's traffic citations, vehicular crimes, accidents, driving under the influence (DUI) convictions and the number of points on the individual’s driver’s license.

  • United States Department of Energy (DOE)

    United States Department of Energy (DOE) is a federal cabinet agency that is tasked with overseeing the energy economy, energy policies and energy security of the U.S. The agency creates policies for nuclear power, fossil fuel and alternative energy sources.

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IT standards and organizations

Terms related to information technology (IT) standards, including definitions about IT organizations and words and phrases about policies and compliance.

  • BeeMe (MIT Media Lab)

    BeeMe is a web-based social experiment that will be hosted by the MIT Media Lab at 11pm on October 31, 2018. Happy Halloween!

  • terminology management

    Terminology management is the systematized collection of concepts and terms with the purpose of unifying and standardizing technical documentation.

  • business process

    A business process is an activity or set of activities that can accomplish a specific organizational goal.

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Learning guides

Guides and tutorials related to specific subjects including security, storage, programming, IT governance, data transmission, lifecycle management and technology used in vertical industries.

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Mathematics

Terms related to mathematics, including definitions about logic, algorithms and computations and mathematical terms used in computer science and business.

  • binomial distribution

    Binomial distribution is a type of formula in mathematics and statistics for predicting probabilities where there are two possible outcomes over a set of instances.

  • hysteresis

    Hysteresis is the tendency for a system to change or react based on a trend of how it has already transformed leading up to a specific point in time.

  • combination and permutation

    In mathematics, combination and permutation are two different ways of grouping elements of a set into subsets. In a combination, the elements of the subset can be listed in any order. In a permutation, the elements of the subset are listed in a specific order.

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Microprocessors

Terms related to microprocessors, including definitions about silicon chips and words and phrases about computer processors.

  • smart card

    A smart card is a physical card that has an embedded integrated chip that acts as a security token.

  • neuromorphic chip

    A neuromorphic chip is an analog data processor inspired by the biological brain.

  • cache memory

    Cache memory, also called CPU memory, is high-speed static random access memory (SRAM) that a computer microprocessor can access more quickly than it can access regular random access memory (RAM).

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Nanotechnology

Terms related to nanotechnology, including manufacturing definitions and words and phrases about building machines at a molecular level.

  • quantum as a service (QaaS)

    Quantum as a service (QaaS) is the offering of quantum compute facilities as an on demand service.

  • bionics

    Bionics is the replication of biological systems by mechanical and electronic systems. Physician and researcher Jack Steele coined the term bionics in 1958 to describe the study of biological organisms to solve engineering problems.

  • digital pill

    A digital pill is a capsule with embedded sensors that send healthcare-related data to external parties.

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Podcasts

Podcasts about information technology (IT) topics; includes definitions about producing podcasts.

  • Videocast: What is the difference between UC and UM?

    In the SearchVoIP.com videocast, Whatis.com's Alex Howard discusses the differences between unified messaging and unified communications, the features each option allows users and the development of UM to UC. Whether you are considering UC or have already implemented unified communications, this videocast embedded on the right explains the differences between the technologies and how UC will continue to impact the future of communications.

  • Podcast: What is FFIEC compliance?

    In this WhatIs.com podcast, you'll learn about this attempt to modernize existing banking practices in the context of new online threats like phishing. To learn more about FFIEC compliance, Assistant Site Editor Alex Howard interviewed Patrick Audley, the CTO of risk adaptive software provider Cogneto.

  • Podcast: What is SOA?

    In this podcast you will learn what service-oriented architecture (SOA) is, how it relates to other programming approaches and what standards and tools you need to be aware of before implementing SOA. (Continued...)

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Protocols

Terms related to communication protocols, including definitions about TCP, IP, UDP, POP, SMTP, HTTP, XML, W-CDMA and FTP.

  • Network protocol

    A network protocol is a set of established rules that dictates how to format, transmit and receive data so computer network devices -- from servers and routers to endpoints -- can communicate regardless of the differences in their underlying infrastructures, designs or standards.

  • Secure Shell (SSH)

    SSH, also known as Secure Shell or Secure Socket Shell, is a network protocol that gives users, particularly system administrators, a secure way to access a computer over an unsecured network.

  • PCoIP (PC over IP)

    PC over IP (PCoIP) is a remote display protocol that Teradici developed for delivering remote desktops and applications to endpoints.

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Robotics

Terms related to robotics, including definitions about consumer or manufacturing robots and words and phrases about stepper motor systems, XY positioning tables, automation and artificial intelligence.

  • drone (unmanned aerial vehicle, UAV)

    A drone, in technological terms, is an unmanned aircraft. Drones are more formally known as unmanned aerial vehicles (UAVs) or unmanned aircraft systems (UASes).

  • robotics quotient

    Robotics quotient (RQ) is a way of scoring humans’ ability to work effectively with robots, just as intelligence quotient (IQ) tests provide a score that helps gauge human cognitive abilities.

  • AI (artificial intelligence)

    AI (artificial intelligence) is the simulation of human intelligence processes by machines, especially computer systems.

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Video Production

Definitions about producing and editing videos.

  • videogrammetry

    Videogrammetry is the extraction of an object’s measurements from a video; measurements may be gathered from multiple angles or multiple videos.

  • digital evidence presentation system (DEPS)

    A digital evidence presentation system (DEPS) is a system with an overhead camera and a liquid crystal display (LCD) used in courts to present and record evidence digitally.

  • video display unit (VDU)

    A video display unit (VDU) consists of:A computer output device that uses a cathode ray tube or other technology to present visual imagesOne or more input devices, such as a keyboard, a mouse, or both.

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SearchCompliance

  • compliance audit

    A compliance audit is a comprehensive review of an organization's adherence to regulatory guidelines.

  • regulatory compliance

    Regulatory compliance is an organization's adherence to laws, regulations, guidelines and specifications relevant to its business...

  • Whistleblower Protection Act

    The Whistleblower Protection Act of 1989 is a law that protects federal government employees in the United States from ...

SearchSecurity

  • RSA algorithm (Rivest-Shamir-Adleman)

    The RSA algorithm is the basis of a cryptosystem -- a suite of cryptographic algorithms that are used for specific security ...

  • remote access

    Remote access is the ability to access a computer or a network remotely through a network connection.

  • IP Spoofing

    IP spoofing is the crafting of Internet Protocol (IP) packets with a source IP address that has been modified to impersonate ...

SearchHealthIT

SearchDisasterRecovery

  • network disaster recovery plan

    A network disaster recovery plan is a set of procedures designed to prepare an organization to respond to an interruption of ...

  • virtual disaster recovery

    Virtual disaster recovery is a type of DR that typically involves replication and allows a user to fail over to virtualized ...

  • tabletop exercise (TTX)

    A tabletop exercise (TTX) is a disaster preparedness activity that takes participants through the process of dealing with a ...

SearchStorage

  • enterprise storage

    Enterprise storage is a centralized repository for business information that provides common data management, protection and data...

  • disk array

    A disk array, also called a storage array, is a data storage system used for block-based storage, file-based storage or object ...

  • optical storage

    Optical storage is any storage type in which data is written and read with a laser. Typically, data is written to optical media, ...

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