Module 4: Internet and World Wide Web

Internet

A largest and most well-known computer network, linking millions of computers all over the world

ARPANET

The predecessor of the Internet, named after the Advanced Research Projects Agency (ARPA), which sponsored its development

The World Wide Web

The collection of Web pages available through the Internet

PNG Images

It is commonly used for web page line art images such as logos and buttons

Internet service providers (ISPs)

Provide access to the Internet, typically for a fee

Internet Content Providers

Companies that provides internet content for business, non-profit organizations, and educational institutions

Application service providers (ASPs)

Companies that manage and distribute software-based services over the Internet

Web Service

Added to a Web page to provide specific services for end-users

Digital Arts

Integration of a variety of media such as text, images, video animation, and sound

Java Applet

Small program inserted into a Web page that performs a specific task

Internet Society (ISOC)

Addresses issues impacting the future of the internet

World Wide Web Consortium (W3C)

Protocols and standards, ensures interoperability

Animated GIF

Group of images saved as an animated GIF file, inserted in a Web page, which are displayed successively to simulate movement

Cable

Most widely used home broadband connection

DSL

Broadband delivered over telephone lines

Broadband over Fiber (BoF)

Delivers over fiber-optic cabling all the way to the building

Mobile wireless

Access via mobile phone or device

Message boards

Post and read messages

Voice over Internet Protocol (VoIP)

Making telephone calls over the Internet

Video-on-Demand (VoD)

The process of downloading movies and television shows, on-demand, via the Web

Reference sites

Provide access to specific types of useful information

Portal Web Page

Designed to be displayed as a browser’s home page, typically can be customized

Images or Graphics

Digital representations of photographs, drawings, charts, and other visual images called a graphic

E-mail privacy

Privacy of the e-mail messages you send and receive

Web browsing privacy

Privacy of web activities

JPEG Images

Commonly used for web page photos

Multimedia

The integration of a variety of media, such as text, images, video, animation, and sound

Device compatibility

Web pages display differently on different devices

Website Development

The process of creating, testing, publishing, and maintaining a website

Animation

Graphical series that are displayed in succession to simulate movement

XHTML

Newer version of HTML based on XML

Website Authoring Software

Used to create Web pages and entire websites

E-commerce

Act of doing business transactions over the Internet or similar technology

Dot-com

An internet-only store with no physical presence

Brick-and-mortar Store

A conventional store with a physical presence

M-commerce

E-commerce carried out via phones and other mobile devices

Business-to-consumer (B2C)

An e-commerce model in which a business provides goods or services to consumers

HTTP

Set of rules for exchanging data over Web

Subscription Site

Sell access to its online content

Brokerage sites

Bring buyers and sellers together and earn revenue by charging commissions on sales made via the site

Audio

Type of sound, including music, spoken voice, and sound effects

Video

It begins as a continuous stream of visual information, broken into separate images when the video is recorded