Download Chapter 2 The Internet and Multimedia

Chapter 2
The Internet and
Multimedia
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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 lines
An Internet service provider (ISP):
required for all home connections
Browser 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
elements
URL addresses and the information they
contain
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Standard Browser Elements
Additional links
Navigation buttons
Sidebar
Menu bar
Main display area
Web address or URL
Hyperlinks
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URL Elements
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Searching the Web
Use 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.