The Internet and Multimedia

1
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 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)

3
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

4
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

5
Standard Browser Elements
Additional links
Navigation buttons
Menu bar
Web address or URL
Sidebar
Main display area
Hyperlinks
6
URL Elements
7
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.

8
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.