Computing and IT terminology · MLC-0101

Computing and IT terms: R (69)

• Race conditionA situation in concurrent programming where the outcome of a program depends on the unpredictable relative...
• RAIDRedundant Array of Independent Disks, a data storage virtualization technology that combines multiple...
• RAMRandom Access Memory is a form of computer data storage that allows data to be read from or written to in...
• RansomwareA type of malicious software that blocks access to a victim's data or computer system until a sum of money is...
• Raster graphicAn image representation method that defines a picture as a grid of individual pixels, with each pixel...
• Rational numberA number that is expressed as the fraction or quotient p/q of two integers, where the numerator p is an...
• RCSRevision Control System, a software tool for managing multiple revisions of files, typically source code...
• RDBMSAn acronym for Relational Database Management System, a type of database system based on the relational...
• RDFResource Description Framework, a framework for representing information about resources on the World Wide...
• RDRAMA type of dynamic random-access memory (DRAM) technology developed by Rambus, Inc., designed for high-speed...
• ReadmeA text file included with a software package that provides information for the user before installation or...
• Read-onlyDescribing data or a storage medium that can be accessed for reading but cannot be modified or deleted. This...
• Real numberA value that represents a quantity along a continuous line, encompassing all rational and irrational numbers...
• Real-timeDescribing a system or process that responds to events or inputs within a specific, often strict, time...
• Reciprocal linkA hyperlink exchange between two websites where each site links back to the other. This practice was once a...
• RecordA collection of related data items, known as fields, treated as a single unit within a file or database. Each...
• RecursionA method of solving a problem where the solution depends on solutions to smaller instances of the same...
• Recursive functionA function that calls itself during its execution to solve a problem. It breaks down a complex problem into...
• Recycle BinA special folder in graphical user interfaces, primarily in Microsoft Windows, that temporarily stores files...
• RedundancyThe duplication of components or functions of a system with the intention of increasing reliability. This...
• RefreshTo update the displayed content on a screen or the data in a system to reflect the most current information...
• Refresh rateThe frequency with which a display screen updates the image being shown. This rate indicates how many times...
• ReFSResilient File System, a proprietary file system developed by Microsoft designed to maximize data...
• RegisterA small, high-speed storage location within a computer's central processing unit (CPU) that holds data or...
• RegistryA hierarchical database in Microsoft Windows operating systems that stores low-level settings for the...
• Regular expressionA sequence of characters that defines a search pattern, primarily used for string matching and manipulation...
• ReimageTo restore a computer system to a previous state by completely erasing its hard drive and reinstalling the...
• Relational databaseA type of database that stores and provides access to data points related to one another. It organizes data...
• Remote accessThe ability to connect to and control a computer or network from a different geographical location. This is...
• Remote DesktopA technology or protocol that allows a user to connect to and control a computer from a different location...
• Remote userAn individual accessing a computer system or network from a location outside of its immediate physical...
• RenderingThe process of generating an image from a 2D or 3D model by means of a computer program. It involves...
• RepeaterA network device that regenerates and retransmits signals to extend the range of a network. It operates at...
• RepositoryA central location where software code, documentation, or other digital assets are stored and managed. It...
• ResistorAn electrical component that limits or regulates the flow of electrical current in an electronic circuit. It...
• ResolutionThe number of distinct pixels or data points that can be displayed or captured by a digital image, display...
• Responsive web designAn approach to web development that makes web pages render well on a multitude of devices and window or...
• RESTRepresentational State Transfer, an architectural style for designing networked applications. It defines a...
• RestoreTo revert a system, data, or configuration to a previous state, typically from a backup copy. This process is...
• Retina DisplayA brand name used by Apple for its liquid crystal displays and organic light-emitting diode displays that...
• RFIDA technology that employs radio waves to identify and track objects equipped with special tags. An RFID...
• RGBA color model that combines varying intensities of red, green, and blue light to produce a wide spectrum of...
• RGBAAn extension of the RGB color model that includes an additional alpha channel, which specifies the opacity or...
• RibbonA graphical user interface element that presents a set of toolbars organized into tabs. It groups related...
• Rich textText that includes formatting information in addition to the characters themselves, such as font styles...
• Right-clickTo press the secondary button on a pointing device, typically a mouse, to open a context-sensitive menu. This...
• RIPA routing protocol that uses hop count as its metric to find the best path between networks. It is an...
• RipcordingThe abrupt and decisive termination of a project, service, or legacy system without a phased transition or...
• RippingThe process of extracting digital content, such as audio or video, from a physical medium like a CD, DVD, or...
• RISCA computer architecture that uses a small, highly focused set of simple instructions, each designed to...
• RJ45A common type of modular connector used for Ethernet networking cables. It features eight pins and is...
• ROMA type of non-volatile computer memory that retains its stored information even when not powered. Data is...
• RootThe highest-level directory in a hierarchical file system, serving as the starting point for all other...
• Root directoryThe top-most directory in a hierarchical file system, from which all other directories and files branch out...
• RootingThe process of gaining administrative or superuser access to an Android operating system, allowing users to...
• RootkitA collection of malicious software tools designed to gain unauthorized, high-level administrative access...
• RosettaAn emulation layer developed by Apple that allows software compiled for one processor architecture to run on...
• RouterA networking device that forwards data packets between computer networks, directing traffic based on IP...
• RowA single, horizontally oriented set of data in a table, spreadsheet, or database. Each row represents a...
• RPCA protocol that allows a program on one computer to execute a subroutine or function on a remote computer...
• RPMRed Hat Package Manager, a package management system used by Red Hat Linux and its derivatives, such as...
• RSSA web feed format used to publish frequently updated works, such as blog entries, news headlines, audio, and...
• RTEAn abbreviation for Rich Text Editor, a user interface component for web applications or other software that...
• RTFA document file format, known as Rich Text Format, developed by Microsoft for cross-platform document...
• RTMPA proprietary protocol developed by Adobe for high-performance transmission of audio, video, and data over...
• RubyA dynamic, open-source programming language with a focus on simplicity and productivity, known for its...
• RuntimeThe period during which a computer program is executing, as opposed to other phases of its lifecycle like...
• Runtime errorA problem that occurs during the execution of a computer program, causing it to terminate abnormally or...
• RUPA software development methodology that is iterative and incremental, emphasizing adaptability and continuous...

69 of 1,553 terms in Computing and IT terminology (MLC-0101). Request the full dataset.