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Browse Definitions by Alphabet

  • ROADM (reconfigurable optical add-drop multiplexer) - An ROADM (reconfigurable optical add-drop multiplexer) is a device that can add, block, pass or redirect modulated infrared (IR) and visible light beams of various wavelengths in a fiber optic network.
  • Robert Metcalfe - Robert 'Bob' Melancton Metcalfe, born April 7, 1946, is an American engineer, entrepreneur, professor, writer and venture capitalist.
  • robo-advisor - A robo-advisor is a virtual financial advisor powered by artificial intelligence (AI) that employs an algorithm to deliver an automated selection of financial advisory services.
  • robocall - Robocalls are automated telephone calls that deliver a recorded message.
  • robot - A robot is a machine designed to execute one or more tasks automatically with speed and precision.
  • robot economy - The robot economy is a scenario in which most of the labor required to sustain human life is automated.
  • robotic process automation (RPA) - Robotic process automation (RPA) is a technology that mimics the way humans interact with software to perform high-volume, repeatable tasks.
  • robotic surgery (robot-assisted surgery) - Robotic surgery is the use of computer technologies working in conjunction with robot systems to perform medical procedures.
  • robotics - Robotics is a branch of engineering that involves the conception, design, manufacture and operation of robots.
  • role mining - Role mining is the process of analyzing user-to-resource mapping data to determine or modify user permissions for role-based access control (RBAC) in an enterprise.
  • role-playing game (RPG) - A role-playing game (RPG) is a game in which each participant assumes the role of a character that can interact within the game's imaginary world.
  • 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.
  • room-scale virtual reality (VR) - Room-scale (or roomscale) virtual reality (VR) is the use of clear space to allow movement for someone using a VR application such as a VR game.
  • root cause analysis - Root cause analysis (RCA) is a method for understanding the underlying cause of an observed or experienced incident.
  • rootkit - A rootkit is a program or a collection of malicious software tools that give a threat actor remote access to and control over a computer or other system.
  • round robin - A round robin is an arrangement of choosing all elements in a group equally in some rational order, usually from the top to the bottom of a list and then starting again at the top of the list and so on.
  • rounding error - Rounding error is the difference between a rounded-off numerical value and the actual value.
  • route summarization (route aggregation) - Route summarization -- also known as route aggregation -- is a method to minimize the number of routing tables in an Internet Protocol (IP) network.
  • router - A router is a physical or virtual appliance that passes information between two or more packet-switched computer networks.
  • Routing Information Protocol (RIP) - Routing Information Protocol (RIP) is a distance vector protocol that uses hop count as its primary metric.
  • routing table - A routing table is a set of rules, often viewed in table format, that's used to determine where data packets traveling over an Internet Protocol (IP) network will be directed.
  • RPC over HTTP - Remote Procedure Call over HTTP (RPC over HTTP) is a Microsoft protocol that enables Microsoft Outlook clients to access Microsoft Exchange servers over HTTP.
  • RPM Package Manager (Red-hat Package Manager) - RPM Package Manager (RPM), originally called the Red-hat Package Manager, is a program for installing, uninstalling, and managing software packages in Linux.
  • RRAM or ReRAM (resistive RAM) - RRAM or ReRAM (resistive random access memory) is a form of nonvolatile storage that operates by changing the resistance of a specially formulated solid dielectric material.
  • RS Means - RS Means is a division of Reed Business Information that provides cost information to the construction industry so contractors in the industry can provide accurate estimates and projections for their project costs.
  • RS-232C - RS-232C is one of the earlier versions of the long-established standard RS-232, which defines a physical interface for relatively low-speed serial data communication between computers and related devices.
  • RSA algorithm (Rivest-Shamir-Adleman) - The RSA algorithm (Rivest-Shamir-Adleman) is the basis of a cryptosystem -- a suite of cryptographic algorithms that are used for specific security services or purposes -- which enables public key encryption and is widely used to secure sensitive data, particularly when it is being sent over an insecure network, such as the internet.
  • RSAT (Remote Server Administration Tools) - RSAT (Remote Server Administration Tools) refers to a set of tools from Microsoft that enable IT administrators to remotely manage roles and features in Windows Server from a computer that is running Windows 11, Windows 10 or Windows 7 Service Pack 1.
  • Ruby - Ruby is an open source, interpreted, object-oriented programming language created by Yukihiro Matsumoto, who chose the gemstone's name to suggest "a jewel of a language.
  • Ruby on Rails (RoR or Rails) - Ruby on Rails is an open-source framework for database-backed web development in Ruby, an object-oriented programming language similar to Perl and Python.
  • rule of five (statistics) - The rule of five is a rule of thumb in statistics that estimates the median of a population by choosing a random sample of five from that population.
  • runbook - Runbooks are a set of standardized written procedures for completing repetitive IT processes within a company.
  • runlevel - A runlevel is an operating state on a Unix and Unix-based operating system that is preset on the Linux-based system.
  • runtime - Runtime is a piece of code that implements portions of a programming language's execution model.
  • Ryzen (AMD Ryzen) - Ryzen (pronounced RYE zen) is an AMD CPU aimed at the server, desktop, workstation, media center PC and all-in-one markets.
  • What is ransomware? How it works and how to remove it - Ransomware is a type of malware that locks and encrypts a victim's data, files, devices or systems, rendering them inaccessible and unusable until the attacker receives a ransom payment.
  • What is risk management and why is it important? - Risk management is the process of identifying, assessing and controlling threats to an organization's capital, earnings and operations.
  • What is risk mitigation? - Risk mitigation is a strategy to prepare for and lessen the effects of threats faced by a business.
  • What is role-based access control (RBAC)? - Role-based access control (RBAC) is a method of restricting network access based on the roles of individual users within an enterprise.
Networking
  • NBASE-T Ethernet

    NBASE-T Ethernet is an IEEE standard and Ethernet-signaling technology that enables existing twisted-pair copper cabling to ...

  • SD-WAN security

    SD-WAN security refers to the practices, protocols and technologies protecting data and resources transmitted across ...

  • net neutrality

    Net neutrality is the concept of an open, equal internet for everyone, regardless of content consumed or the device, application ...

Security
  • cloud security

    Cloud security, also known as 'cloud computing security,' is a set of policies, practices and controls deployed to protect ...

  • privacy impact assessment (PIA)

    A privacy impact assessment (PIA) is a method for identifying and assessing privacy risks throughout the development lifecycle of...

  • proof of concept (PoC) exploit

    A proof of concept (PoC) exploit is a nonharmful attack against a computer or network. PoC exploits are not meant to cause harm, ...

CIO
HRSoftware
  • diversity, equity and inclusion (DEI)

    Diversity, equity and inclusion is a term used to describe policies and programs that promote the representation and ...

  • ADP Mobile Solutions

    ADP Mobile Solutions is a self-service mobile app that enables employees to access work records such as pay, schedules, timecards...

  • director of employee engagement

    Director of employee engagement is one of the job titles for a human resources (HR) manager who is responsible for an ...

Customer Experience
  • customer retention

    Customer retention is a metric that measures customer loyalty, or an organization's ability to retain customers over time.

  • virtual agent

    A virtual agent -- sometimes called an intelligent virtual agent (IVA) -- is a software program or cloud service that uses ...

  • chatbot

    A chatbot is a software or computer program that simulates human conversation or "chatter" through text or voice interactions.

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