A graph made up of lines and curves defined by mathematical functions of metric equations (called vectors), which determine the size, shape, color and position of each element. They accept any resolution without deformation and are lightweight, occupying few bytes.

A self-contained operating environment that behaves as if it were an extra computer. For example, Java applets run on a Java Virtual Machine (VM) that does not have access to the operating system that hosts it.

Memory that loses its contents every time the computer is disconnected.

Online data storage method. It is very useful for those who have to carry important but light files around, such as a report or a note to work or a few photos. This way, you can do without a diskette or printed sheets, since everything travels over the Internet. The system is simple. You only have to register on a website and start using the virtual memory space that is stored there. The data is uploaded from a PC and can be downloaded from any other, as if it were a webmail. An example is the service offered at discovirtual.terra.com, where they give 5 MB for free.

It is imitated by software from the hard disk. It is any unit or partition of a unit with free memory

Virtual reality (VR) is an environment of scenes or objects that appear real. The most common meaning refers to an environment generated by computer technology, which creates in the user the sensation of being immersed in it.

A virtual private network (VPN) is a computer networking technology that allows a secure extension of a local area network (LAN) over a public or uncontrolled network such as the Internet. It allows the computer on the network to send and receive data over shared or public networks as if it were a private network with all the functionality, security, and management policies of a private network.

Current standard for the communication system between modems.

Error detection and data comprehension protocol that can improve the speed of a modem link by up to 400%.

Variable Bit Rate.- This is a data compression technique that produces variable data streams between a maximum and a minimum range over time. In simple words, this technique allows varying the quality while the transmission rate remains constant.

Visual Basic Script. Programming language developed by Microsoft. VBScript and JavaScript are very similar, although JavaScript was developed first.

Virtual Dedicated Server. Virtual Dedicated Server, also known as VPS for Virtual Private Server, is a method of partitioning a physical server into multiple servers, so that they behave as independent servers, with their same capabilities. Each virtual server can have its own operating system, and each server can be rebooted or shut down, independent of each other. Today's computing power makes server virtualization more feasible.

Very Easy Rodent Net-wide Index to Computerized Archives. Developed at the University of Nevada, it is a tool for searching indexes containing all the gopher title servers in the world.

Video Graphics Array. A standard for color monitors that initially supported 640x480 resolutions with a color depth of 16 colors and a screen refresh rate of 60 Hz.

System that allows the real-time transmission of video, sound and text through a network; either in a local area network (LAN) or global (WAN). The necessary hardware consists of a) sound and video card, video camera, microphone and speakers. The transmission speed currently achieved is 10 frames per second and modem support is included.

Term frequently used in the world of information and communications technology which designates simulated devices or functions.

Computer programs developed to destroy information and cause malfunctions to the computers they infect. They spread automatically when transferring information between computers. These types of programs can act in various ways such as: a)Only warning the user of their presence, without causing apparent damage. b)Trying to go unnoticed in order to cause as much damage as possible. c)Taking over the main functions (infecting system files).

Video playback in real time from the Internet. UNIQUE VISIT Net unit of measurement related to the path made by users on a given website, which is based on the number of IP addresses or “unique” computers that visited the site in a given period of time (1 month).

On the Internet, a visit is the route that a user makes through a website. This journey can be short or long in time, accessing one or more pages of the website visited and can be controlled from there through cookies, which can be a risk to the privacy of the user.

Microsoft event-driven programming language used primarily to perform queries to Microsoft databases such as Fox Pro, SQL, etc. that run on Windows servers.

Application development tool created by Microsoft for C++ programmers. Visual C++ was introduced to the market in 1993.

The same as a blog but only made up of video, without text.

Voice over IP. VoIP, Voice over IP. It is a technology that allows the transmission of voice over IP networks in the form of data packets. IP Telephony is an immediate application of this technology, in such a way that it allows ordinary telephone calls to be made over IP networks or other packet networks using a PC, gateways, IP phones and standard telephones. In general, communication services - voice, fax, voice messaging applications - that are transported via IP networks, normally the Internet, instead of being transported via the conventional telephone network.

Very fast memory that is usually used in graphics cards.

Standard format for storing sounds. WAV sound files provide acceptable quality but are large in size.

Black. Also called a spacer, it is a blank character that is produced when you press the space bar on the keyboard.

Email service that is provided through a web page. This allows you to read and send messages from any computer connected to the Internet.

Web developer Person or company responsible for the programming of a website, including, where applicable, e-commerce platforms.

Pages that are included in the directory database are previously reviewed by humans (not automated like crawlers or spiders). The entire page is not added, but only some data such as the title, the URL and a brief comment specially written that explains the content, and it is placed in a category. An example is www. yahoo. com

A computer program that replicates and propagates itself. In contrast to viruses, worms are usually specially written for networks. Network worms were first defined by Shoch & Hupp of Xerox in the journal ACM Communications (March 1982).

Electronic document written in HTML language for the World Wide Web. It may include text, graphics, sound, video, animations, hyperlinks, interactive elements... It is located on a server with a single URL address.

A word processor is a type of computer application for creating, editing, modifying, and processing text documents with formatting (such as font type and size, adding graphics, etc.), as opposed to text editors, which handle only plain text.

WAN is a computer network that links several local area networks.

The term wireless network (in English: wireless network) is used in computing to designate the connection of nodes that occurs by means of electromagnetic waves, without the need for a wired or cabled network. Transmission and reception are carried out through ports.

Auxiliary memory spaces that are accessed very quickly and that the Central Unit uses to temporarily store information. They usually have a name: accumulator, counter.

Server that manages user access to web pages on the World Wide Web.

Website. A collection of web pages with a unique web address. See also web page.

Generally, the number of people who visit a website. It can be measured in different ways, with “unique visits” being the closest to reality. “Hits” are aggregated and do not provide useful information.

Basic element of the graphical environments of Windows and Mac operating systems. Windows display menu options, folder contents, or the work area of ​​a program. Windowing software has simplified computer use, replacing older operating systems (such as MS-DOS) that required complicated commands.

The WWW Consortium, in English: World Wide Web Consortium, is an international consortium that generates recommendations and standards that ensure the long-term growth of the World Wide Web.

World Wide Web Consortium. It is an international consortium where organizations, users and full-time employees develop standards and specifications related to the WWW. It was created in 1994 by Tim Berners-Lee, inventor of the World Wide Web and others. http://www.w3.org/

Wide Area Network. Computer networks communicated with each other over long distances. Communication is carried out by telephone, cable or satellite connection. These types of networks are usually public, that is, shared by many users.

Wireless Application Protocol. Protocol for wireless communications that allows access to Internet (text) services from mobile phones with small screens.

This is the name given in English to the act of searching for Wi-Fi networks, in a moving car or vehicle, using laptops, PDAs or cell phones with WiFi.

Refers to software that has been pirated or illegally copied.

Standard format for storing sounds. WAV sound files provide acceptable quality but are large in size.

Mathematical function used in image compression and digital signal processing. The wavelet transformer allows images or other signals to be reconstructed in a superposition of wavelets.

Sound format type extension. Variable size depending on whether it is 8 or 16 bits, stereo or mono sound, etc. It has become a standard audio format for PCs.

Short form of designating the World Wide Web

Any site that is more than static pages. Web 2.0 sites allow users to be more interactive and do things that are not possible on normal sites.

A set of web pages that usually share the same theme and intention.

Comprehensive system for the organization of online courses (http:// www.webct. com/webct/).

A device that connects to the television and the telephone and, with the help of a wireless keyboard, allows you to easily surf the Internet from the television.

Small video camera that, connected directly to one of the computer's ports, allows you to digitalize video and make video conferences.

Blog or logbook. Online diary in which the author can write every day from any browser and place. They are generally grouped into communities of writers who have the same interests.

Service that allows you to manage your email from a website. This is very useful for people who have to travel frequently and is usually offered by Internet service providers. Among the most commonly used are Hotmail, Yahoo mail and Gmail.

Webmaster. The person responsible for the management and maintenance of a web server, mainly from a technical point of view; therefore, he/she should not be confused with a web editor. For example, the web-master is the one who usually receives emails sent by the server, announcing errors or any type of activity.

A set of websites, usually dedicated to a specific topic, that the user can browse.

A free-content, multilingual encyclopedia (at least 200 languages), written by thousands of volunteers around the world and sponsored by a non-profit foundation. It has topics on encyclopedia, calendar, and current events. It is a wiki so all registered users can edit and add segments to the articles. Therefore, the content is always current and growing. http:// wikipe-dia.org/

A program that allows users to search a database of people and other Internet entities, such as domains, networks, and host systems.

Nintendo's seventh-generation video game console, which is the successor to the Nintendo GameCube. The main feature of the Wii is the console's wireless controller, called the Wii Remote or also Wiimote due to its resemblance to a TV remote control, which is capable of detecting movement and rotation in a three-dimensional space.

Software that acts as an interface between the Windows operating system and applications for telematic connections.

Windows Initialization. A file read by Windows when the computer starts up, that contains data about the current environment, desktop, fonts, sounds, and individual applications, drop-down menus, on-screen windows, and a pointing device such as a mouse. Programs must be specially designed to take advantage of these features.

A widely used program that compresses files to facilitate their transport.

Operating system for Microsoft PC computers, based on Windows, which allowed the evolution of the MS/DOS operating system to a more attractive and user-friendly interface. Windows provides a standard interface based on Windows.

Wireless Markup Language. Language used to write the pages that appear on the screens of mobile phones and personal digital assistants (PDAs) equipped with WAP technology. It is a shortened version of the HTML language.

Word, or Microsoft Word, is the name of a word processor: that is, a software that allows the user to create and edit text documents on a computer. Word is part of Microsoft Office, a program package that allows the performance of office activities (tasks that are usually carried out in an office).