The Internet and Multimedia Chapter 2. 2 How the Internet Developed The Internet developed from a research project started by the U.S. Defense Department.

The Internet and Multimedia

Chapter 2

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How the Internet Developed The Internet developed from a

research project started by the U.S. Defense Department in 1958.

Three inventions that spread the use of the Internet were:

The personal computer (early 1980s)The World Wide Web (1989)The browser (1991)

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Connecting to the Internet In order to connect to the Internet you

must have:A modem: allows your computer to send and receive signals though telephone linesAn Internet service provider (ISP): required for all home connectionsBrowser software: might need plug-in programs to retrieve some types of media applications

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Navigating the Web In order to work with multimedia on

the Internet, you must understand:The browser screen and its standard elementsURL addresses and the information they contain

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Standard Browser ElementsAdditional links Navigation buttons Menu bar Web address or URL

Sidebar Main display area Hyperlinks

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URL Elements

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Searching the WebUse search engines to find the right Web page:

Create search queries that include keywords.

Use Boolean search strategies to narrow your search.

Use the right search engine to conduct faster, more efficient searches.

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Communicating on the Internet There are several ways to communicate on

the Internet: E-mail: Sent to a specific e-mail address. Can have attachments.File transfer protocol (FTP): Often used to transfer large files from one computer to another.Chat rooms: “Virtual” rooms where you can exchange typed messages with others who are in the room.Instant messaging: Allows you to communicate in real time with one person.