2. Welcome!
The Internet is a powerful, all though sometimes
intimidating, tool for research, communication,
and more.
3. What We’re Covering
Basic Description of the Internet
What is WWW
What an Internet browser is and how to use it
How to visit a website you know
How to find websites you don’t know
How to use a keyboard and mouse
5. Quick Survey
Has anybody not used a keyboard and
mouse?
Has anybody used the Internet?
Do any of you have the Internet at
home?
6. Using Your Mouse
To move your cursor (the arrow on the
screen) you move your mouse. This is
how you navigate the screen
Most mice have two buttons – a left
button and a right button
99% of the time you will be using the left
button
7. Drop Down Boxes
Sometimes on the Internet you are
provided with a choice of items
(shown right)
Click on the down arrow which
results in all the options appearing
and the list of options will appear
Click the ESC key if you don’t want
to select anything
8. Scrolling
Sometimes a webpage is too long to fit on
the screen. When this happens we need to
“scroll”
You can scroll by:
Clicking the arrows on the right hand of the
screen
Clicking and dragging the bar on the right
hand of the screen
Rolling the scroll wheel
9. What is the Internet?
The Internet is a worldwide, publically
accessible series of interconnected computer
networks
www.youtube.com
10. What is an IP address?
Internet Protocol
Number that uniquely identifies each computer
device connected to the internet
Four groups of numbers, separated by a
period
Number in each group is between 0 and 255
Ex. 74.125.71.103 | (google.com)
11. What is a domain name?
Text version of an IP address
Each domain name represents one or more IP
addresses
12. 2 types of computer in terms of internet
1. CLIENT – computer that knows how to
communicate with a particular type of server to
use the information stored on that server.
2. SERVER – computer that handles requests
for data, email, file transfer, and other network
services. It stores information for use by
clients.
13. How did the Internet originate?
In 1969, the US Department of Defense
started a project to allow researchers and
military personnel to communicate with each
other in an emergency. The project was called
ARPAnet and it is the foundation of the
INTERNET.
14. Who controls the internet?
No one – it is a public, cooperative, and
independent network
Several organizations set standards
WORLD WIDE WEB CONSORTIUM (W3C)
Timothy John "Tim" Berners-Lee (director)
Oversees research, set standards and guidelines
Mission is to contribute to the growth of the Web
15. How Do You Get On The
Internet?
You need three items to get on the Internet:
Computer
with System Software and Application Software
Cables, modem or router to hook up your computer
to other computer or to the Internet via the ISP
Internet Service Provider (ISP)
16. Also Recommended(!)
While not technically necessary it is highly
recommended your computer also have the
following when hooked up to the Internet:
Anti-virus Software
Firewall
Anti-Spyware Software
Latest Updates To Your Operating System
17. What is the WWW?
WORLD WIDE WEB
A worldwide collection of electronic documents,
also called WEB
Each electronic document is called a Web page
Can contain text, graphics, audio, video, and
built-in connections
A Web site is a collection of related Web pages
18. Who invented the WWW?
World Wide Web was invented by Tim
Berners-Lee and Robert Cailliau in 1990,
while working at CERN (the European
Organization for Nuclear Research)
19. How Do You Surf Web and The
Internet?
First you start your Internet browser (Internet
Explorer, Firefox, Opera, Safari, etc.)
If you know where you want to go then enter
the address in the Internet browser
If you don’t know where you want to go then
you go to a search engine, perform a search,
and then go to the website
20. What is a Web Browser
Application software that enables you to
access and navigate the Web or the Internet
by viewing web pages.
Ex. Mozilla Firefox, Google Chrome,
Microsoft Internet Explorer, Opera,
Safari
22. Visiting A Known Website
If you know the address of the website you
want to visit (i.e. http://www.sca.edu.ph/) you
type it in the address bar and click on the
button
Type In Address
Here
And Click Here
23. Visiting An Unknown Website
(1/2)
Go to a search engine – a web page that helps
you find websites. Google (www.google.com) is
the most popular
Enter into the search box what you want to
search for and click search
Type In What You’re Searching For
Here
And Then Click Here
24. Visiting An Unknown Website
(2/2)
After you click
search the search
engine will display
your results
It may take several
searches to find what
you’re looking for
The more keywords
you search with the
25. Searching For Known Websites
Don’t waste your time searching for a website
you all ready know the address to
Not all websites are in search engines
The Internet is more than websites
26. What is a website?
Site or area o the World Wide Web that is
accessed by its own Internet Address (domain
name)
Collection of related web pages.
Contains a home page and additional pages.
Owned by:
Individual, company or organization
27. Home Page
Web page that your browser uses when it
starts
Refers to the main web page out of a
collection of web pages
28. Web page
Basic unit of every website
It can be an article, an ordering page or a
single paragraph
It is usually combination of text, pictures,
videos, and sound.
29. What is a hyperlink?
Also called a link
Built-in connection to another related Web
page or part of a Web page
Link can be a word, phrase, or graphics
The shape of the pointer on the screen changes to a
small hand with a pointing index finger when you
position it on a link or point to the link
30. What is URL?
Uniform Resource Locator
Address that points to a particular document or
other resources on the Internet.
Address of a web page or web address
31. What are the parts of a URL?
protocol domain name path
http://www.nationalgeographic.com/travel/index.html
32. First Part - PROTOCOL
Tells the web browser what server it will be
talking to in order to fetch the URL
Common Protocol
http, https, ftp, pop3, smtp
33. Second Part- DOMAIN NAME
Identifies the web site containing the pages.
TOP-LEVEL DOMAIN
Last part of the domain name (ex. .com)
