IT Glossary - ITU Online

IT Glossary
Key Terms To Know In The IT Industry

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WebAssembly Text (WAT)

The textual representation of WebAssembly code, allowing for the easy reading, writing, and debugging of WebAssembly programs.

You will find this term commonly used in Web Development

Webcasting

Broadcasting live audio and video over the internet to an audience that accesses the content through computers or mobile devices.

You will find this term commonly used in Media/Communication

WebDAV (Web-based Distributed Authoring and Versioning)

An extension of the Hypertext Transfer Protocol (HTTP) that allows clients to perform remote web content authoring operations.

You will find this term commonly used in Web Development, Networking

Webinar

A seminar or presentation conducted over the internet, allowing participants to interact and collaborate remotely.

You will find this term commonly used in Web Development, Collaboration

Webmail

An email service that can be accessed using a web browser, allowing users to send, receive, and manage email messages online.

You will find this term commonly used in Web Development, Email

Webpack

A static module bundler for JavaScript applications, bundling all the application's assets, including JavaScript, images, fonts, and CSS.

You will find this term commonly used in Web Development

WebRTC (Web Real-Time Communication)

A collection of communication protocols and application programming interfaces that enable real-time communication over peer-to-peer connections.

You will find this term commonly used in Web Development, Networking

Website

A collection of web pages hosted on a web server and accessible via the internet.

You will find this term commonly used in General IT

Website Accessibility Audit

An evaluation process aimed at determining how accessible a website is to people with disabilities.

You will find this term commonly used in Web Development

Website Accessibility Evaluation Tools

Software tools and online services used to check if web content meets accessibility standards, helping to ensure it is usable by people with disabilities.

You will find this term commonly used in Web Development

Website Architecture

The structure of a website, including how the web pages are set up and connected to each other.

You will find this term commonly used in Web Development

Website Cloning

The process of creating a new website by copying or modifying an existing website's content or design.

You will find this term commonly used in Web Development

Website Content Optimization

The process of making a website's content more appealing to search engines and users, often involving the modification of keywords, meta tags, and content quality.

You will find this term commonly used in SEO/Web Development

Website Migration

The process of moving a website from one domain to another, or from one hosting service to another, often involving significant changes to the website's setup and infrastructure.

You will find this term commonly used in Web Development

Website Optimization

The process of improving a website's performance, speed, and user experience.

You will find this term commonly used in General IT

Website Traffic Analysis

The process of analyzing the behavior of visitors to a website, with the aim of understanding how the site is used and identifying ways to improve it.

You will find this term commonly used in Web Analytics

WebSocket Protocol

A communication protocol that provides full-duplex communication channels over a single TCP connection.

You will find this term commonly used in Web Development, Networking

WebSockets

A communication protocol that provides full-duplex communication channels over a single TCP connection.

You will find this term commonly used in Web Development, Networking

WebVR (Web-based Virtual Reality)

A technology that enables virtual reality experiences to be accessed through web browsers.

You will find this term commonly used in Web Development, Virtual Reality

WebVTT (Web Video Text Tracks)

A file format used to associate captions, subtitles, descriptions, and chapters with video content.

You will find this term commonly used in Web Development, Multimedia

WebXR (Web-based Extended Reality)

An API that provides support for augmented reality (AR) and virtual reality (VR) experiences on the web.

You will find this term commonly used in Web Development, Extended Reality

Weighted Round Robin (WRR)

A network scheduling algorithm that assigns a weight to each server in a group, dictating the order and frequency of requests each server handles.

You will find this term commonly used in Networking

White Hat Hacker

Ethical hackers who use their skills to identify and fix security vulnerabilities in systems and networks.

You will find this term commonly used in Cybersecurity

Whitelist

A list of entities approved for access or privilege, such as email addresses, IP addresses, or applications, deemed secure and allowed to bypass certain security protocols.

You will find this term commonly used in Security

Wi-Fi

Wi-Fi is a wireless networking technology that enables devices to connect to local area networks (LANs) and access the internet using radio waves, typically based on IEEE 802.11 standards, providing wireless connectivity in homes, businesses, etc.

You will find this term commonly used in Networking, Wireless Communication, Internet

Wi-Fi 6

The sixth generation of Wi-Fi, offering faster speeds, increased capacity, and better performance in congested areas.

You will find this term commonly used in Networking

Wi-Fi 6E

An extension of Wi-Fi 6 that operates in the newly opened 6 GHz band, allowing for less interference and faster speeds.

You will find this term commonly used in Networking

Wi-Fi Alliance

An organization that promotes Wi-Fi technology and certifies Wi-Fi products for interoperability.

You will find this term commonly used in Networking

Wi-Fi Analytics

The use of data analysis tools and methodologies to gather and analyze data from Wi-Fi networks to understand user behavior, network performance, and usage patterns.

You will find this term commonly used in Networking/Web Analytics

Wi-Fi Calling

A service that allows voice calls to be made over a Wi-Fi network instead of using a cellular network.

You will find this term commonly used in Networking/Telecommunications

Wi-Fi Channel Bonding

Combining multiple Wi-Fi channels to increase the network bandwidth available for data transmission.

You will find this term commonly used in Networking

Wi-Fi Direct Printing

A technology that allows printing from devices without needing a Wi-Fi network connection, using Wi-Fi Direct to connect directly to the printer.

You will find this term commonly used in Networking

Wi-Fi Hotspot

A physical location where people can access the Internet, typically using Wi-Fi, via a wireless local area network (WLAN) with a router connected to an internet service provider.

You will find this term commonly used in Networking

Wi-Fi Mapping

The process of creating a map or layout of Wi-Fi signal strength and coverage in an area.

You will find this term commonly used in Networking

Wi-Fi Mesh

A system of interconnected Wi-Fi routers or nodes that ensure seamless wireless coverage throughout a large area.

You will find this term commonly used in Networking

Wi-Fi Positioning System (WPS)

A system used for geolocating a device using the characteristics of nearby Wi-Fi hotspots.

You will find this term commonly used in Networking

Wi-Fi Protected Access (WPA)

A security protocol and security certification program developed by the Wi-Fi Alliance to secure wireless computer networks.

You will find this term commonly used in Cybersecurity

Wi-Fi Protected Setup (WPS)

A network security standard aimed at making the setup of a secure wireless home network easier.

You will find this term commonly used in Wireless Security

Wi-Fi Range Extender

A device that amplifies an existing Wi-Fi signal to increase its range and coverage area.

You will find this term commonly used in Networking

Wi-Fi Roaming

The process of a wireless device moving seamlessly from one access point to another, with minimal or no interruption in connectivity.

You will find this term commonly used in Networking

Wide Area Network (WAN)

A network that connects multiple local area networks (LANs) over a large geographical area.

You will find this term commonly used in Networking

Widget

A small application or program that can be embedded and executed within a web page or user interface.

You will find this term commonly used in General IT/Web Development

Widget Toolkit

A collection of tools and libraries for creating graphical user interfaces (GUIs) for software applications.

You will find this term commonly used in Software Development

WiFi Direct

A technology that enables devices to connect to each other directly without the need for a traditional wireless access point.

You will find this term commonly used in Networking, Wireless Communication

Wiki

A website or database developed collaboratively by a community of users, allowing any user to add and edit content.

You will find this term commonly used in Web Development

Wildcard Certificate

A public key certificate used in SSL encryption that can be used with multiple subdomains of a domain.

You will find this term commonly used in Cybersecurity

Wildcard SSL Certificates

SSL certificates that secure a domain and an unlimited number of its subdomains.

You will find this term commonly used in Cybersecurity

WiMAX (Worldwide Interoperability for Microwave Access)

A wireless communication standard designed for providing high-speed internet and network services over long distances.

You will find this term commonly used in Networking

Windows Containers

Lightweight, executable units for developing, shipping, and running applications, isolated from each other and the host system.

You will find this term commonly used in General IT

Windows Deployment Services (WDS)

A server technology from Microsoft for network-based installation of Windows operating systems.

You will find this term commonly used in General IT

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