IT Glossary - W - ITU Online IT Training
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IT Glossary
Key Terms To Know In The IT Industry

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WAF (Web Application Firewall)

A security tool that monitors, filters, and blocks HTTP traffic to and from a web application, protecting it from various types of attacks.

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

WAN (Wide Area Network)

A network that spans a large geographical area, connecting multiple LANs.

You will find this term commonly used in Networking

WAN Acceleration

Technology that improves the efficiency of data transfer across wide area networks (WANs), often using techniques like compression and deduplication.

You will find this term commonly used in Networking

WAN Optimization

Techniques and technologies used to maximize the efficiency of data transfer across wide area networks.

You will find this term commonly used in Networking

WAP (Wireless Application Protocol)

A technical standard for accessing information over a mobile wireless network, commonly used in older mobile devices for web browsing.

You will find this term commonly used in Networking, Mobile Technology

Waterfall Model

A sequential software development process with distinct phases: requirements, design, implementation, testing, deployment, and maintenance.

You will find this term commonly used in Software Development

Watermarking

The process of embedding a visible or invisible marker into digital media to indicate ownership, authenticity, or usage rights.

You will find this term commonly used in Security, Digital Media

Waveform Audio File Format (WAV)

An audio file format standard for storing an audio bitstream on PCs. It is a mainstay for uncompressed audio data storage.

You will find this term commonly used in General IT

Wearable AI

Artificial intelligence technologies embedded in wearable devices, enhancing their functionality and interactivity.

You will find this term commonly used in AI/Wearable Technology

Wearable Cameras

Small, portable cameras worn on the body, often used for personal life logging or security purposes.

You will find this term commonly used in Wearable Technology

Wearable Computing

Computing devices that can be worn on the body, such as smartwatches, fitness trackers, and augmented reality glasses.

You will find this term commonly used in General IT, Mobile Technology

Wearable EEG Headsets

Devices that monitor brain activity through the scalp using electroencephalography (EEG) sensors, used for medical monitoring, brain-computer interfaces, and gaming.

You will find this term commonly used in Wearable Technology

Wearable Fitness Trackers

Devices worn on the body that track and record physical activity and health-related data, such as steps taken, calories burned, and heart rate.

You will find this term commonly used in Wearable Technology/Health IT

Wearable Medical Devices

Devices that are worn on the body and are designed to monitor health conditions, track medical metrics, or support medical treatments.

You will find this term commonly used in Health IT/Wearable Technology

Wearable Sensors

Sensors incorporated into wearable devices to monitor health and environmental data.

You will find this term commonly used in Wearable Technology

Wearable Smart Devices

Advanced wearable devices equipped with smart functionalities, including connectivity to the internet, apps, and advanced sensors for monitoring and interaction.

You will find this term commonly used in Wearable Technology

Wearable Technology

Wearable technology refers to electronic devices or gadgets worn as accessories or clothing items, typically equipped with sensors, connectivity features, and computing capabilities, enabling functions such as fitness tracking or health monitoring.

You will find this term commonly used in Consumer Electronics, HealthTech, Wearable Devices

Wearable VR Headsets

Virtual reality headsets that are wearable, providing immersive VR experiences for entertainment, education, and training.

You will find this term commonly used in Virtual Reality

Web 2.0

A term describing the second generation of the World Wide Web, focusing on user-generated content, collaboration, and web applications.

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

Web 3.0

The next evolution of the World Wide Web, proposing decentralization, blockchain technologies, and a semantic web that improves data connectivity.

You will find this term commonly used in Web Development

Web Accessibility

The practice of ensuring that websites and web applications are usable by people with disabilities.

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

Web Accessibility Guidelines

Standards and practices designed to make web content more accessible to people with disabilities.

You will find this term commonly used in Web Development

Web Accessibility Guidelines (WCAG)

A set of recommendations for making web content more accessible, primarily for people with disabilities.

You will find this term commonly used in Web Standards

Web Accessibility Initiative (WAI)

A set of guidelines developed by the World Wide Web Consortium (W3C) to ensure web content is accessible to people with disabilities.

You will find this term commonly used in Web Standards

Web Analytics

The measurement, collection, analysis, and reporting of web data for understanding and optimizing web usage.

You will find this term commonly used in Web Development, Data Analytics

Web API

A set of rules and protocols for building and interacting with web-based software applications.

You will find this term commonly used in Web Development, API Integration

Web Application

A web application is a software application that runs on web servers and is accessed through web browsers over the internet or intranet, providing interactive user interfaces and functionality for various purposes or tasks.

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

Web Application Architecture

The framework that defines the interactions between applications, databases, and middleware systems on the web.

You will find this term commonly used in Web Development

Web Application Firewall (WAF)

A security system that monitors and controls incoming and outgoing network traffic on web applications based on predetermined security rules.

You will find this term commonly used in Security

Web Application Security

Measures taken to secure web applications by identifying, fixing, and preventing security vulnerabilities.

You will find this term commonly used in Cybersecurity

Web Assembly (Wasm)

A binary instruction format for a stack-based virtual machine, designed as a portable target for compilation of high-level languages.

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

Web Assembly Modules (WAM)

Binary code modules that can be executed in a web browser, providing near-native performance for web applications.

You will find this term commonly used in Web Development

Web Browser

A software application used to access information on the World Wide Web.

You will find this term commonly used in General IT

Web Browser Automation

The process of automating web browser actions, such as form submission, navigation, and data extraction.

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

Web Color Management

The process of managing colors to ensure that they are consistent across various devices and web browsers.

You will find this term commonly used in Web Design

Web Component Frameworks

Frameworks that allow developers to create custom, reusable HTML tags for web pages and applications.

You will find this term commonly used in Web Development

Web Component Libraries

Collections of reusable components (such as buttons, checkboxes, and sliders) for building web applications more efficiently.

You will find this term commonly used in Web Development

Web Components

A suite of different technologies allowing you to create reusable custom elements — with their functionality encapsulated away from the rest of your code — and utilize them in your web apps.

You will find this term commonly used in Web Development

Web Content Management System (CMS)

A software system used to manage and control web content, facilitating content creation, editing, and publication.

You will find this term commonly used in Web Development, Content Management

Web Crawling

The automated process of browsing the web and systematically indexing and analyzing web pages.

You will find this term commonly used in Web Development, Data Mining

Web Cryptography API

An interface allowing developers to perform cryptographic operations like hashing, signature generation, and encryption in web applications.

You will find this term commonly used in Web Security

Web Design

The process of creating the visual aesthetics and layout of websites.

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

Web Developer

Specializes in the development of applications relating to the World Wide Web or distributed network applications.

You will find this term commonly used in Web Development

Web Development

The process of creating websites or web applications.

You will find this term commonly used in General IT

Web Development Framework

A web development framework is a collection of pre-written, standardized code libraries, tools, and best practices that developers use to build and maintain web applications more efficiently, providing a structure and foundation for development.

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

Web Font Loading

The process of including and using custom fonts on web pages through CSS or JavaScript, allowing for more diverse and personalized typography.

You will find this term commonly used in Web Development

Web Framework

A software framework designed to support the development of web applications, providing reusable components and structure.

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

Web Hosting

Web hosting is a service that allows individuals or organizations to make their website accessible via the World Wide Web, typically provided by web hosting companies that allocate space on servers for storing website files and data.

You will find this term commonly used in Web Development, Hosting, Internet Services

Web Hosting Provider

A company that provides the technology and services needed for a website to be accessible on the internet.

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

Web Hosting Service

A service that allows individuals and organizations to make their website accessible via the World Wide Web, providing technologies and support needed for the web to be viewed on the Internet.

You will find this term commonly used in General IT

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