The internet and world wide web

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The internet and world wide web by Mind Map: The internet and world wide web

1. Evolution of the Internet

1.1. Each organization is responsible only for maintaining its own network – The World Wide Web Consortium (W3C) oversees research and sets guidelines and standards

1.2. Internet2 connects more than 200 universities and 115 companies via a high‐speed private network

1.3. Many home and small business users connect to the Internet via high‐speed broadband Internetservice

1.4. An access provider is a business that provides individuals and organizations access to the Internet free or for a fee

1.5. • An IP address is a number that uniquely identifies eachcomputer or device connected to the Internet • A domain name is the text version of an IP address – Top‐level domain (TLD) • A DNS server translates the domain name into its associated IP address

2. The Internet

2.1. The Internet is a worldwide collection of networks that links millions of businesses , government agencies , educational institutions , and individuals

3. Other Intenet Services

3.1. • E‐mail is the transmission of messages and files via a computer nework • An e-mail program allows you to create, send, receive, forward,store, print, and delete e-mail messages

3.2. A mailing list is a group of e‐mail names and addressesgiven a single name – Subscribing adds your e‐mail name and address – Unsubscribing removes your name

3.3. Instant messaging (IM) is a real‐time Internet communications service

3.4. • A chat is a real‐time typed conversation that takes place on a computer • A chat room is a location on an Internet server that permits users to chat with each other

3.5. VoIP (Voice over IP) enables users to speak to other users over the Internet – Also called Internet telephony

3.6. • A newsgroup is an online area in which users have written discussions about a particular subject – Typically requires a newsreader • A message board is a Web‐based type of discussion group

3.7. • FTP (File Transfer Protocol) is an Internet standard that permits file uploading and downloading with other computers on the Internet • Many operating systems include FTP capabilities • An FTP server is a computer that allows users to upload and/or download files using FTP

3.8. • Netiquette is the code of acceptable Internet behavior

4. The World Widi Wed

4.1. The World Wide Web, or Web consists of a worldwide cllection of electonic documents (Web pages)

4.2. A Web site is a collection of related Web pages and associated items

4.3. A Web server is a computer that delivers requested Web pages to your computer

4.4. Web 2.0 refers to Web sites that provide a means for usews to interact

4.5. A Web browser , or browser, allows users to access Web pages and Web 2.0 programs

4.5.1. Images

4.5.2. Videos

4.5.3. Audio

4.5.4. News

4.5.5. Maps

4.5.6. People or Businesses

4.5.7. Blogs

4.6. A Web page has a unique address called a URL or Web address

4.7. Tabbed browsing allows you open and view multiple Web page in a single Web browser window

4.8. A search engine is helpful in locating items such as

4.9. Some Web browsers contain an Instant Search box to eliminate the steps of displaying the search engine's Web page prior to entering the search text

4.10. Information presented on the Web must be evaluated for accuracy

4.11. No one oversees the content of Web pages

4.12. Multimedia refers to any application that combies text with

4.12.1. Graphics

4.12.2. Animation

4.12.3. Audio

4.12.4. Video

4.12.5. Virtual Reality

4.13. • A graphic is a digital representation of nontext information • Graphic formats include BMP, GIF, JPEG, PNG, and TIFF

4.14. • A thumbnail is a small version of a larger graphic

4.15. Animation is the appearance of motion created by displaying a series of still images in sequence

4.16. • Audio includes music, speech, or any other sound – Compressed to reduce file size • You listen to audio on your computer using a player • Streaming is the process of transferring data in a continuous and even flow

4.17. Video consists of full‐motion images that are played back at various speeds

4.18. Virtual reality (VR) is the use of computers to simulate a real or imagined environment that appears as a three‐dimensional space

4.19. A plug‐in is a program that extends the capability of a Web browser

5. E-Commerce

5.1. E-Commerce is a business transaction that occurs over an electronic network

5.2. M-commerce identifies e-commerce that takes place using mobile devices