Chapter 2 The Internet and Multimedia
Transcript Chapter 2 The Internet and Multimedia
The Internet and
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)
Connecting to the Internet
In order to connect to the Internet you
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
Navigating the Web
In order to work with multimedia on
the Internet, you must understand:
The browser screen and its standard
URL addresses and the information they
Standard Browser Elements
Main display area
Web address or URL
Searching the Web
Use search engines to
find the right Web page:
Create search queries
that include keywords.
Use Boolean search
strategies to narrow
Use the right search
engine to conduct faster,
more efficient searches.
Communicating on the Internet
There are several ways to communicate on
E-mail: Sent to a specific e-mail address. Can have
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
Instant messaging: Allows you to communicate in
real time with one person.