IT Glossary
Key Terms To Know In The IT Industry
Y-Cable
A type of cable that splits a signal into two or combines two signals into one.
You will find this term commonly used in Hardware, Connectivity
Y-Combinator
A startup accelerator and venture capital firm based in Silicon Valley.
You will find this term commonly used in Entrepreneurship, Startup Ecosystem
Y-Cruncher
A multi-threaded program capable of computing various mathematical constants.
You will find this term commonly used in Mathematics, Computation
Y-Intercept
In mathematics and data analysis, the y-intercept is the point where the graph of a function intersects the y-axis.
You will find this term commonly used in Mathematics, Data Analysis
Y-Strainer
A type of filter used to remove solid particles from flowing liquids or gases.
You will find this term commonly used in Engineering, Fluid Mechanics
Y2K
Year 2000 problem, also known as the Millennium Bug. Refers to the computer-related issues caused by the transition from the 20th century to the 21st century.
You will find this term commonly used in General IT
Y2K Bug
The Year 2000 problem, a computing issue related to the rollover from 1999 to 2000 in computer systems' date representations.
You will find this term commonly used in General IT, Software Engineering
Y2K Compliance
Refers to the readiness of computer systems to correctly handle dates beyond the year 2000.
You will find this term commonly used in General IT
YACC
Yet Another Compiler Compiler. A tool used for generating parsers and lexical analyzers.
You will find this term commonly used in Software Development, Compilers
Yacc Grammar
A set of rules defining the syntax of a programming language or other formal language, written in a format suitable for processing by a Yacc parser.
You will find this term commonly used in Software Development, Compilers
Yacc Parser
A type of parser generator that generates code for syntax analyzers.
You will find this term commonly used in Software Development, Compilers
Yagi
A type of antenna design commonly used in telecommunications and broadcasting.
You will find this term commonly used in Networking, Wireless Communication
Yagi-Uda
A type of directional antenna used in wireless communications.
You will find this term commonly used in Networking, Wireless Communication
Yagi-Uda Antenna
A type of directional antenna commonly used in radio communications and television reception.
You will find this term commonly used in Networking, Wireless Communication
YAGNI
You Ain't Gonna Need It. A principle in software development advocating against adding functionality until it is necessary.
You will find this term commonly used in Software Development, Agile Methodology
YAML
YAML Ain't Markup Language. A human-readable data serialization standard.
You will find this term commonly used in General IT
YAML (YAML Ain't Markup Language)
A human-readable data serialization format that is commonly used for configuration files and data exchange.
You will find this term commonly used in General IT
YAML Ain't Markup Language
A human-readable data serialization standard that is commonly used for configuration files.
You will find this term commonly used in General IT, Configuration Management
YAML Pipeline
In continuous integration and deployment (CI/CD), a YAML file that defines the steps and conditions for automation workflows.
You will find this term commonly used in Software Development/DevOps
YandexDisk
A cloud storage service offered by Yandex, providing online storage solutions for personal and professional use.
You will find this term commonly used in Cloud Computing
YANG
Yet Another Next Generation. A data modeling language used to describe configuration and state data manipulated by the NETCONF protocol.
You will find this term commonly used in Networking, Network Management
YANG Data Model
A modeling language used to model configuration and state data manipulated by the Network Configuration Protocol (NETCONF), YANG is a key technology in network management.
You will find this term commonly used in Networking/Network Configuration
Yank
In computing, the act of removing or copying data from a computer system.
You will find this term commonly used in General IT
Yank Data
The process of extracting or moving data from one location to another, often within a database or between different systems.
You will find this term commonly used in Data Management, Database Administration
YARN
Yet Another Resource Negotiator. Apache Hadoop's resource management layer.
You will find this term commonly used in Big Data, Distributed Systems
YARN (Yet Another Resource Negotiator)
A resource management and job scheduling system for managing distributed data processing workloads.
You will find this term commonly used in General IT, Big Data
YARN ApplicationMaster
A framework-specific library in Apache Hadoop YARN that negotiates resources from the ResourceManager and works with the NodeManager(s) to execute and monitor the tasks.
You will find this term commonly used in Big Data/Cloud Computing
YARN ResourceManager
The central component of Apache Hadoop YARN, responsible for allocating resources and scheduling applications' containers.
You will find this term commonly used in Big Data, Distributed Systems
Yarn Spinner
A tool used in game development for writing and managing branching narrative scripts.
You will find this term commonly used in Game Development, Narrative Design
YAWL
Yet Another Workflow Language. A language for specifying workflows.
You will find this term commonly used in General IT, Workflow Management
YAWL (Yet Another Workflow Language)
A language for specifying and executing workflows in business process management systems, providing a standardized way to model and automate business processes.
You will find this term commonly used in Business Process Management, Software Development
YCbCr
A color space used in video compression and HDMI transmission, representing the difference between the RGB components and the brightness levels.
You will find this term commonly used in Multimedia/Video Processing
YCombinator Algorithm
Not to be confused with the startup accelerator, a recursive algorithm technique used in functional programming to implement recursion without using named recursive functions.
You will find this term commonly used in Software Development/Programming
Yellow Pages
An online directory service that lists contact information for individuals and businesses.
You will find this term commonly used in Internet, Directory Services
Yield
In programming, the yield keyword is used to pause and resume the execution of a generator function.
You will find this term commonly used in Software Development, Programming Languages
Yield Curve
A graphical representation of the relationship between the interest rates and the time to maturity of debt securities.
You will find this term commonly used in Finance, Economics
Yield Farming
In decentralized finance (DeFi), the practice of lending or staking cryptocurrency to generate high returns or rewards in the form of additional cryptocurrency.
You will find this term commonly used in IT in Finance/Cryptocurrency
YIQ
A color space used by the NTSC color TV system, involving luminance (Y) and chrominance (I and Q) components.
You will find this term commonly used in Multimedia/Video Processing
YMODEM
A file transfer protocol used to send binary files over serial connections.
You will find this term commonly used in Networking, Data Transmission
YMODEM Batch
A version of the YMODEM file transfer protocol that supports batch file transfers.
You will find this term commonly used in Networking, Data Transmission
YMODEM Protocol
A file transfer protocol that allows the transmission of binary files over serial connections with error checking and correction capabilities.
You will find this term commonly used in Networking, Data Transmission
Yobibyte
A unit of digital information storage equal to 2^80 bytes.
You will find this term commonly used in General IT, Data Storage
Yocto
Yocto Project is an open-source collaboration project that provides templates, tools, and methods to help create custom Linux-based systems for embedded products.
You will find this term commonly used in General IT, Embedded Systems
Yocto Project
An open-source collaboration project that provides templates, tools, and methods for creating custom Linux-based systems for embedded devices.
You will find this term commonly used in General IT, Embedded Systems
YoctoLinux
A Linux distribution that is part of the Yocto Project, aimed at creating custom Linux-based systems for embedded products.
You will find this term commonly used in Operating Systems/Embedded Systems
Yoctometer
A unit of length equal to one septillionth (10^-24) of a meter.
You will find this term commonly used in General IT, Measurement Units
Yoctosecond
A unit of time equal to one trillionth of a second.
You will find this term commonly used in General IT, Time Measurement
Yoctowatt
A unit of power equal to one septillionth (10^-24) of a watt.
You will find this term commonly used in General IT, Power Measurement
Yoke
A mechanical component used to connect and transmit force between two parts of a machine or system.
You will find this term commonly used in Engineering, Mechanical Design
Yotta
A prefix in the metric system denoting a factor of 10^24.
You will find this term commonly used in General IT
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