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Computer Network
Definition
A network of data processing nodes that are
interconnected for the purpose of data
communication.
The networks can be separated by short distances
or nearly unlimited distances using different
means of interconnection.
Networking Methods
There are 3 networking methods:
1. Local Area Network (LAN)
2. Wide Area Network (WAN)
3. Wireless Networks (WLAN, WWAN)
Programming Aspect of Networking
Networkings involves many different programming
languages to perform any number of tasks. These
languages include C, C++, and Java.
Things that can be accomplished with
programming are design, implementations,
debugging, and security of network systems.
The Internet and HTML

Internet
is a worldwide, publicly accessible series of interconnected
computer networks that transmit data by packet switching
using the standard Internet Protocol.

“A network of networks”
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Services include electronic mail,
online chat, file transfer, and the
interlinked web pages and other
resources of the World Wide
Web (WWW)
Common Uses of The Internet

E-mail

World Wide Web

File-Sharing

Remote Access

Collaborative Work

Streaming Media

Voice Telephony
HTML



HyperText Markup Language
Original founder is a Swedish Physicist Tim
Berners-Lee
First became the
standard of Internet
WebPages in 1995
HTML Markup

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Elements- The basic structure of HTML markup
Attributes- Is the attributes of the elements and is in name-value
pairs separated by “=“
Example:
<element-name attribute="value">Content</element-name>