IT Glossary - ITU Online IT Training
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IT Glossary

Showing terms starting with W (196 terms)

Wireless Markup Language (WML)

A markup language based on XML, designed for creating pages that can be displayed in web browsers on mobile devices.

Commonly used in Web Development

Wireless Mesh Network

A network structure consisting of interconnected nodes that cooperate to distribute data amongst each other like a mesh.

Commonly used in Networking

Wireless Network Interface Controller (NIC)

A hardware component that connects a computer to a wireless network.

Commonly used in Networking/Hardware

Wireless Networking

The use of wireless technology to connect computers and devices to a network.

Commonly used in Networking

Wireless Presentation System

A system that allows users to share content from their devices to a presentation screen wirelessly, often used in conference rooms and classrooms.

Commonly used in Networking

Wireless Protocol Analysis

The examination and analysis of wireless protocols to ensure communication is efficient, secure, and compliant with standards.

Commonly used in Networking

Wireless Security

Measures taken to protect wireless networks and devices from unauthorized access or attacks.

Commonly used in Cybersecurity

Wireless Sensor Network

A wireless sensor network (WSN) is a network of spatially distributed autonomous sensors that monitor physical or environmental conditions, such as temperature, pressure, or humidity, and communicate wirelessly to collect and analyze data.

Commonly used in IoT, Environmental Monitoring, Wireless Communication

Wireless Sensor Network (WSN)

A network of interconnected sensors that wirelessly transmit data to a central system for monitoring and analysis.

Commonly used in Networking

Wireshark

A free and open-source packet analyzer used for network troubleshooting, analysis, software and communications protocol development.

Commonly used in Networking

Wiring Closet

A small room or cabinet used to house telecommunications equipment, such as switches and patch panels, typically for a local area network.

Commonly used in Networking

Wizard

A user interface component that guides users through a step-by-step process for completing a task or setting up software.

Commonly used in General IT

WLAN (Wireless Local Area Network)

A wireless network that connects devices within a limited geographical area, such as a home or office.

Commonly used in Networking

Word Embedding

A technique in natural language processing where words or phrases are mapped to vectors of real numbers, used in deep learning models.

Commonly used in AI

Word Processing

The creation, editing, formatting, and printing of text documents using specialized software.

Commonly used in General IT

Workflow Automation

Workflow automation is the use of technology to automate repetitive tasks, processes, or workflows, reducing manual intervention, streamlining operations, and improving efficiency, accuracy, and consistency of business processes.

Commonly used in Automation, Business Processes, Software Development

Workflow Engine

Software that manages and executes modeled computer processes. It is a key component in workflow technology and can automate sequences of tasks for process enhancement.

Commonly used in Workflow Management

Workflow Management

The automation of business processes, ensuring tasks are completed efficiently and in the correct order.

Commonly used in General IT, Automation

Workflow Optimization

The process of identifying and implementing the most efficient sequence of actions to complete tasks and processes.

Commonly used in Business Process Management

Workflow Software

Software that automates the flow of tasks in a business process. It is typically used to manage, coordinate, and automate repetitive tasks.

Commonly used in Business/Management

Workgroup

A collection of computers on a local area network (LAN) that share resources and responsibilities without centralized management.

Commonly used in Networking

Workspace Virtualization

Technology that allows users to access their desktops, applications, and data from any device, providing a consistent work environment regardless of location.

Commonly used in Virtualization

Workstation

A high-performance computer used for professional or technical applications, such as graphic design or engineering.

Commonly used in General IT

World Wide Web (WWW)

An information system on the internet that allows documents to be connected to other documents by hypertext links.

Commonly used in General IT

World Wide Web Consortium (W3C)

An international community that develops open standards to ensure the long-term growth of the Web.

Commonly used in Web Standards

Worldwide Interoperability for Microwave Access (WiMAX)

A technology that provides wireless data over long distances in a variety of ways, from point-to-point links to full mobile cellular type access.

Commonly used in Networking

WORM (Write Once, Read Many)

A type of data storage device that allows information to be written to it once and then read multiple times, preventing subsequent modification.

Commonly used in Data Storage

WPA (Wi-Fi Protected Access)

A security protocol designed to secure wireless computer networks.

Commonly used in Cybersecurity

WPA2 (Wi-Fi Protected Access 2)

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

Commonly used in Wireless Security

WPA2-Enterprise

A version of WPA2 used in business and enterprise environments, offering higher security through individual user authentication via RADIUS server.

Commonly used in Wireless Security

WPA2-Personal

A version of WPA2 designed for home and small office networks, providing good security without the complexity of RADIUS authentication.

Commonly used in Wireless Security

WPA3 (Wi-Fi Protected Access 3)

The third iteration of the Wi-Fi Protected Access security protocol, providing enhanced security features for wireless networks.

Commonly used in Security, Networking

Wrapper Class

In programming, a class whose instances are collections of other objects. It allows the grouping of objects as a single unit.

Commonly used in General IT

Wrapper Function

A function whose main purpose is to call a second function, often used to simplify complex function calls or to adapt them to a specific interface.

Commonly used in General IT/Programming

Write Amplification

A phenomenon in flash memory and solid-state drives where the actual amount of physical information written is a multiple of the logical amount intended to be written.

Commonly used in General IT

Write Coalescing

A technique used in computer storage to improve performance by combining multiple write commands into a single larger command before writing to the disk.

Commonly used in General IT

Write Protection

A physical or software mechanism that prevents modification or deletion of data on a device or medium.

Commonly used in Cybersecurity

Write-Ahead Logging (WAL)

A method used in databases to ensure data integrity by recording changes to data before it is actually made to the database.

Commonly used in Databases

Write-Back Cache

A caching technique in which data is written to cache alone and not immediately to the backing storage, improving performance.

Commonly used in General IT/Networking

Write-Once Memory

A type of non-volatile memory that can be written once and then read many times, used for secure data storage.

Commonly used in General IT

Write-Once, Run Anywhere (WORA)

A principle of software development that enables code to run on any platform without needing to be rewritten.

Commonly used in Software Development

Write-Protect

A mechanism that prevents the modification or deletion of data on a device or in a file.

Commonly used in Data Security

Write-Through Cache

A caching method where operations write data to both the cache and the backing storage, ensuring data consistency.

Commonly used in General IT/Networking

WYSIWYG

An acronym for “What You See Is What You Get,” referring to software that allows content to be edited in a form resembling its appearance when printed or displayed as a finished product.

Commonly used in General IT, User Interface

WYSIWYG (What You See Is What You Get)

A user interface that allows users to view a document or webpage exactly as it will appear when printed or displayed.

Commonly used in General IT

WYSIWYG Editor

A system in which content (text and graphics) can be edited in a form closely resembling its appearance when printed or displayed as a finished product, such as in word processors or web content management systems.

Commonly used in General IT